Home / 55,084.56-76,016.70-29,934

Finding the Fourth Proportional to 55,084.56, 76,016.70 and 29,934

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Solution

The fourth proportional to 55,084.56, 76,016.70 and 29,934 is: 41,308.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,084.56 : 76,016.70 = 29,934 : x
  2. Step 2: Convert to fraction form
    55,084.56/76,016.70 = 29,934/x
  3. Step 3: Cross multiply
    55,084.56x = 76,016.70 × 29,934
  4. Step 4: Simplify right side
    55,084.56x = 2,275,483,897.80
  5. Step 5: Solve for x
    x = 2,275,483,897.80/55,084.56
  6. Step 6: Final answer
    x = 41,308.92

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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.