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Finding the Fourth Proportional to 62,073.71, 85,655.80 and 34,843.55

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Solution

The fourth proportional to 62,073.71, 85,655.80 and 34,843.55 is: 48,080.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,073.71 : 85,655.80 = 34,843.55 : x
  2. Step 2: Convert to fraction form
    62,073.71/85,655.80 = 34,843.55/x
  3. Step 3: Cross multiply
    62,073.71x = 85,655.80 × 34,843.55
  4. Step 4: Simplify right side
    62,073.71x = 2,984,552,277.12
  5. Step 5: Solve for x
    x = 2,984,552,277.12/62,073.71
  6. Step 6: Final answer
    x = 48,080.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.