Home / 99,134.72-148,391.04-52,245.44

Finding the Fourth Proportional to 99,134.72, 148,391.04 and 52,245.44

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Solution

The fourth proportional to 99,134.72, 148,391.04 and 52,245.44 is: 78,204.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,134.72 : 148,391.04 = 52,245.44 : x
  2. Step 2: Convert to fraction form
    99,134.72/148,391.04 = 52,245.44/x
  3. Step 3: Cross multiply
    99,134.72x = 148,391.04 × 52,245.44
  4. Step 4: Simplify right side
    99,134.72x = 7,752,755,176.86
  5. Step 5: Solve for x
    x = 7,752,755,176.86/99,134.72
  6. Step 6: Final answer
    x = 78,204.24

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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.