Home / 133,375.52-184,125.08-103,092.42

Finding the Fourth Proportional to 133,375.52, 184,125.08 and 103,092.42

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Solution

The fourth proportional to 133,375.52, 184,125.08 and 103,092.42 is: 142,319.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,375.52 : 184,125.08 = 103,092.42 : x
  2. Step 2: Convert to fraction form
    133,375.52/184,125.08 = 103,092.42/x
  3. Step 3: Cross multiply
    133,375.52x = 184,125.08 × 103,092.42
  4. Step 4: Simplify right side
    133,375.52x = 18,981,900,079.89
  5. Step 5: Solve for x
    x = 18,981,900,079.89/133,375.52
  6. Step 6: Final answer
    x = 142,319.22

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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.