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Finding the Fourth Proportional to 125,967.60, 173,847.56 and 94,081.14

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Solution

The fourth proportional to 125,967.60, 173,847.56 and 94,081.14 is: 129,841.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,967.60 : 173,847.56 = 94,081.14 : x
  2. Step 2: Convert to fraction form
    125,967.60/173,847.56 = 94,081.14/x
  3. Step 3: Cross multiply
    125,967.60x = 173,847.56 × 94,081.14
  4. Step 4: Simplify right side
    125,967.60x = 16,355,776,160.61
  5. Step 5: Solve for x
    x = 16,355,776,160.61/125,967.60
  6. Step 6: Final answer
    x = 129,841.14

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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.