Home / 109,976.34-151,764.62-62,229.26

Finding the Fourth Proportional to 109,976.34, 151,764.62 and 62,229.26

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Solution

The fourth proportional to 109,976.34, 151,764.62 and 62,229.26 is: 85,874.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,976.34 : 151,764.62 = 62,229.26 : x
  2. Step 2: Convert to fraction form
    109,976.34/151,764.62 = 62,229.26/x
  3. Step 3: Cross multiply
    109,976.34x = 151,764.62 × 62,229.26
  4. Step 4: Simplify right side
    109,976.34x = 9,444,199,996.78
  5. Step 5: Solve for x
    x = 9,444,199,996.78/109,976.34
  6. Step 6: Final answer
    x = 85,874.83

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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.