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Finding the Fourth Proportional to 80,064.72, 120,094.36 and 37,964.97

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Solution

The fourth proportional to 80,064.72, 120,094.36 and 37,964.97 is: 56,946.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,064.72 : 120,094.36 = 37,964.97 : x
  2. Step 2: Convert to fraction form
    80,064.72/120,094.36 = 37,964.97/x
  3. Step 3: Cross multiply
    80,064.72x = 120,094.36 × 37,964.97
  4. Step 4: Simplify right side
    80,064.72x = 4,559,378,679.66
  5. Step 5: Solve for x
    x = 4,559,378,679.66/80,064.72
  6. Step 6: Final answer
    x = 56,946.16

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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.