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Finding the Fourth Proportional to 125,354.68, 188,013.48 and 36,584.35

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Solution

The fourth proportional to 125,354.68, 188,013.48 and 36,584.35 is: 54,871.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,354.68 : 188,013.48 = 36,584.35 : x
  2. Step 2: Convert to fraction form
    125,354.68/188,013.48 = 36,584.35/x
  3. Step 3: Cross multiply
    125,354.68x = 188,013.48 × 36,584.35
  4. Step 4: Simplify right side
    125,354.68x = 6,878,350,957.04
  5. Step 5: Solve for x
    x = 6,878,350,957.04/125,354.68
  6. Step 6: Final answer
    x = 54,871.11

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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.