Home / 55,118.38-76,062.98-29,967.88

Finding the Fourth Proportional to 55,118.38, 76,062.98 and 29,967.88

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Solution

The fourth proportional to 55,118.38, 76,062.98 and 29,967.88 is: 41,355.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,118.38 : 76,062.98 = 29,967.88 : x
  2. Step 2: Convert to fraction form
    55,118.38/76,062.98 = 29,967.88/x
  3. Step 3: Cross multiply
    55,118.38x = 76,062.98 × 29,967.88
  4. Step 4: Simplify right side
    55,118.38x = 2,279,446,257.08
  5. Step 5: Solve for x
    x = 2,279,446,257.08/55,118.38
  6. Step 6: Final answer
    x = 41,355.47

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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.