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Finding the Fourth Proportional to 372,703.20, 558,882.72 and 119,936.64

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Solution

The fourth proportional to 372,703.20, 558,882.72 and 119,936.64 is: 179,849.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,703.20 : 558,882.72 = 119,936.64 : x
  2. Step 2: Convert to fraction form
    372,703.20/558,882.72 = 119,936.64/x
  3. Step 3: Cross multiply
    372,703.20x = 558,882.72 × 119,936.64
  4. Step 4: Simplify right side
    372,703.20x = 67,030,515,590.86
  5. Step 5: Solve for x
    x = 67,030,515,590.86/372,703.20
  6. Step 6: Final answer
    x = 179,849.58

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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.