Home / 136,286.19-204,456.03-47,542.59

Finding the Fourth Proportional to 136,286.19, 204,456.03 and 47,542.59

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Solution

The fourth proportional to 136,286.19, 204,456.03 and 47,542.59 is: 71,323.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,286.19 : 204,456.03 = 47,542.59 : x
  2. Step 2: Convert to fraction form
    136,286.19/204,456.03 = 47,542.59/x
  3. Step 3: Cross multiply
    136,286.19x = 204,456.03 × 47,542.59
  4. Step 4: Simplify right side
    136,286.19x = 9,720,369,207.32
  5. Step 5: Solve for x
    x = 9,720,369,207.32/136,286.19
  6. Step 6: Final answer
    x = 71,323.21

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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.