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Finding the Fourth Proportional to 83,473.71, 125,002.85 and 58,396.37

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Solution

The fourth proportional to 83,473.71, 125,002.85 and 58,396.37 is: 87,449.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,473.71 : 125,002.85 = 58,396.37 : x
  2. Step 2: Convert to fraction form
    83,473.71/125,002.85 = 58,396.37/x
  3. Step 3: Cross multiply
    83,473.71x = 125,002.85 × 58,396.37
  4. Step 4: Simplify right side
    83,473.71x = 7,299,711,981.64
  5. Step 5: Solve for x
    x = 7,299,711,981.64/83,473.71
  6. Step 6: Final answer
    x = 87,449.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.