Home / 91,937.07-137,609.75-62,191.04

Finding the Fourth Proportional to 91,937.07, 137,609.75 and 62,191.04

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Solution

The fourth proportional to 91,937.07, 137,609.75 and 62,191.04 is: 93,086.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,937.07 : 137,609.75 = 62,191.04 : x
  2. Step 2: Convert to fraction form
    91,937.07/137,609.75 = 62,191.04/x
  3. Step 3: Cross multiply
    91,937.07x = 137,609.75 × 62,191.04
  4. Step 4: Simplify right side
    91,937.07x = 8,558,092,934.07
  5. Step 5: Solve for x
    x = 8,558,092,934.07/91,937.07
  6. Step 6: Final answer
    x = 93,086.42

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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.