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Finding the Fourth Proportional to 73,079.98, 109,623.02 and 23,158.97

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Solution

The fourth proportional to 73,079.98, 109,623.02 and 23,158.97 is: 34,739.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,079.98 : 109,623.02 = 23,158.97 : x
  2. Step 2: Convert to fraction form
    73,079.98/109,623.02 = 23,158.97/x
  3. Step 3: Cross multiply
    73,079.98x = 109,623.02 × 23,158.97
  4. Step 4: Simplify right side
    73,079.98x = 2,538,756,231.49
  5. Step 5: Solve for x
    x = 2,538,756,231.49/73,079.98
  6. Step 6: Final answer
    x = 34,739.42

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.