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Finding the Fourth Proportional to 57,700.04, 79,633.14 and 32,549

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Solution

The fourth proportional to 57,700.04, 79,633.14 and 32,549 is: 44,921.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,700.04 : 79,633.14 = 32,549 : x
  2. Step 2: Convert to fraction form
    57,700.04/79,633.14 = 32,549/x
  3. Step 3: Cross multiply
    57,700.04x = 79,633.14 × 32,549
  4. Step 4: Simplify right side
    57,700.04x = 2,591,979,073.86
  5. Step 5: Solve for x
    x = 2,591,979,073.86/57,700.04
  6. Step 6: Final answer
    x = 44,921.62

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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.