Home / 91,513.49-137,238.10-27,452.54

Finding the Fourth Proportional to 91,513.49, 137,238.10 and 27,452.54

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Solution

The fourth proportional to 91,513.49, 137,238.10 and 27,452.54 is: 41,169.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,513.49 : 137,238.10 = 27,452.54 : x
  2. Step 2: Convert to fraction form
    91,513.49/137,238.10 = 27,452.54/x
  3. Step 3: Cross multiply
    91,513.49x = 137,238.10 × 27,452.54
  4. Step 4: Simplify right side
    91,513.49x = 3,767,534,704.24
  5. Step 5: Solve for x
    x = 3,767,534,704.24/91,513.49
  6. Step 6: Final answer
    x = 41,169.18

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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.