Home / 91,410.10-137,132.30-41,493.70

Finding the Fourth Proportional to 91,410.10, 137,132.30 and 41,493.70

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Solution

The fourth proportional to 91,410.10, 137,132.30 and 41,493.70 is: 62,248.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,410.10 : 137,132.30 = 41,493.70 : x
  2. Step 2: Convert to fraction form
    91,410.10/137,132.30 = 41,493.70/x
  3. Step 3: Cross multiply
    91,410.10x = 137,132.30 × 41,493.70
  4. Step 4: Simplify right side
    91,410.10x = 5,690,126,516.51
  5. Step 5: Solve for x
    x = 5,690,126,516.51/91,410.10
  6. Step 6: Final answer
    x = 62,248.33

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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.