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Finding the Fourth Proportional to 59,708, 82,397.04 and 34,572.32

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Solution

The fourth proportional to 59,708, 82,397.04 and 34,572.32 is: 47,709.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,708 : 82,397.04 = 34,572.32 : x
  2. Step 2: Convert to fraction form
    59,708/82,397.04 = 34,572.32/x
  3. Step 3: Cross multiply
    59,708x = 82,397.04 × 34,572.32
  4. Step 4: Simplify right side
    59,708x = 2,848,656,833.93
  5. Step 5: Solve for x
    x = 2,848,656,833.93/59,708
  6. Step 6: Final answer
    x = 47,709.80

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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.