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Finding the Fourth Proportional to 73,094.70, 109,645.93 and 23,178.73

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Solution

The fourth proportional to 73,094.70, 109,645.93 and 23,178.73 is: 34,769.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,094.70 : 109,645.93 = 23,178.73 : x
  2. Step 2: Convert to fraction form
    73,094.70/109,645.93 = 23,178.73/x
  3. Step 3: Cross multiply
    73,094.70x = 109,645.93 × 23,178.73
  4. Step 4: Simplify right side
    73,094.70x = 2,541,453,407.07
  5. Step 5: Solve for x
    x = 2,541,453,407.07/73,094.70
  6. Step 6: Final answer
    x = 34,769.33

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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.