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Finding the Fourth Proportional to 125,663.62, 188,495.31 and 32,169.22

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Solution

The fourth proportional to 125,663.62, 188,495.31 and 32,169.22 is: 48,253.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,663.62 : 188,495.31 = 32,169.22 : x
  2. Step 2: Convert to fraction form
    125,663.62/188,495.31 = 32,169.22/x
  3. Step 3: Cross multiply
    125,663.62x = 188,495.31 × 32,169.22
  4. Step 4: Simplify right side
    125,663.62x = 6,063,747,096.36
  5. Step 5: Solve for x
    x = 6,063,747,096.36/125,663.62
  6. Step 6: Final answer
    x = 48,253.80

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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.