Home / 91,411.11-137,092.07-32,239.10

Finding the Fourth Proportional to 91,411.11, 137,092.07 and 32,239.10

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Solution

The fourth proportional to 91,411.11, 137,092.07 and 32,239.10 is: 48,349.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,411.11 : 137,092.07 = 32,239.10 : x
  2. Step 2: Convert to fraction form
    91,411.11/137,092.07 = 32,239.10/x
  3. Step 3: Cross multiply
    91,411.11x = 137,092.07 × 32,239.10
  4. Step 4: Simplify right side
    91,411.11x = 4,419,724,107.28
  5. Step 5: Solve for x
    x = 4,419,724,107.28/91,411.11
  6. Step 6: Final answer
    x = 48,349.96

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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.