Home / 91,419.35-137,146.19-41,502.96

Finding the Fourth Proportional to 91,419.35, 137,146.19 and 41,502.96

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Solution

The fourth proportional to 91,419.35, 137,146.19 and 41,502.96 is: 62,262.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,419.35 : 137,146.19 = 41,502.96 : x
  2. Step 2: Convert to fraction form
    91,419.35/137,146.19 = 41,502.96/x
  3. Step 3: Cross multiply
    91,419.35x = 137,146.19 × 41,502.96
  4. Step 4: Simplify right side
    91,419.35x = 5,691,972,630.21
  5. Step 5: Solve for x
    x = 5,691,972,630.21/91,419.35
  6. Step 6: Final answer
    x = 62,262.23

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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.