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Finding the Fourth Proportional to 125,661.62, 188,492.31 and 32,167.22

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Solution

The fourth proportional to 125,661.62, 188,492.31 and 32,167.22 is: 48,250.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,661.62 : 188,492.31 = 32,167.22 : x
  2. Step 2: Convert to fraction form
    125,661.62/188,492.31 = 32,167.22/x
  3. Step 3: Cross multiply
    125,661.62x = 188,492.31 × 32,167.22
  4. Step 4: Simplify right side
    125,661.62x = 6,063,273,604.08
  5. Step 5: Solve for x
    x = 6,063,273,604.08/125,661.62
  6. Step 6: Final answer
    x = 48,250.80

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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.