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Finding the Fourth Proportional to 125,473.08, 188,234.10 and 36,728.04

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Solution

The fourth proportional to 125,473.08, 188,234.10 and 36,728.04 is: 55,099.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,473.08 : 188,234.10 = 36,728.04 : x
  2. Step 2: Convert to fraction form
    125,473.08/188,234.10 = 36,728.04/x
  3. Step 3: Cross multiply
    125,473.08x = 188,234.10 × 36,728.04
  4. Step 4: Simplify right side
    125,473.08x = 6,913,469,554.16
  5. Step 5: Solve for x
    x = 6,913,469,554.16/125,473.08
  6. Step 6: Final answer
    x = 55,099.23

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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.