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Finding the Fourth Proportional to 57,762.71, 79,711.65 and 32,269.44

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Solution

The fourth proportional to 57,762.71, 79,711.65 and 32,269.44 is: 44,531.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,762.71 : 79,711.65 = 32,269.44 : x
  2. Step 2: Convert to fraction form
    57,762.71/79,711.65 = 32,269.44/x
  3. Step 3: Cross multiply
    57,762.71x = 79,711.65 × 32,269.44
  4. Step 4: Simplify right side
    57,762.71x = 2,572,250,306.98
  5. Step 5: Solve for x
    x = 2,572,250,306.98/57,762.71
  6. Step 6: Final answer
    x = 44,531.33

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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.