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Finding the Fourth Proportional to 73,685.52, 101,682.84 and 41,854.32

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Solution

The fourth proportional to 73,685.52, 101,682.84 and 41,854.32 is: 57,757.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,685.52 : 101,682.84 = 41,854.32 : x
  2. Step 2: Convert to fraction form
    73,685.52/101,682.84 = 41,854.32/x
  3. Step 3: Cross multiply
    73,685.52x = 101,682.84 × 41,854.32
  4. Step 4: Simplify right side
    73,685.52x = 4,255,866,123.87
  5. Step 5: Solve for x
    x = 4,255,866,123.87/73,685.52
  6. Step 6: Final answer
    x = 57,757.16

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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.