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Finding the Fourth Proportional to 59,513.60, 82,129.64 and 32,655.64

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Solution

The fourth proportional to 59,513.60, 82,129.64 and 32,655.64 is: 45,065.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,513.60 : 82,129.64 = 32,655.64 : x
  2. Step 2: Convert to fraction form
    59,513.60/82,129.64 = 32,655.64/x
  3. Step 3: Cross multiply
    59,513.60x = 82,129.64 × 32,655.64
  4. Step 4: Simplify right side
    59,513.60x = 2,681,995,957.17
  5. Step 5: Solve for x
    x = 2,681,995,957.17/59,513.60
  6. Step 6: Final answer
    x = 45,065.26

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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.