Home / 115,489.90-173,251.25-35,534.48

Finding the Fourth Proportional to 115,489.90, 173,251.25 and 35,534.48

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Solution

The fourth proportional to 115,489.90, 173,251.25 and 35,534.48 is: 53,306.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,489.90 : 173,251.25 = 35,534.48 : x
  2. Step 2: Convert to fraction form
    115,489.90/173,251.25 = 35,534.48/x
  3. Step 3: Cross multiply
    115,489.90x = 173,251.25 × 35,534.48
  4. Step 4: Simplify right side
    115,489.90x = 6,156,393,333.56
  5. Step 5: Solve for x
    x = 6,156,393,333.56/115,489.90
  6. Step 6: Final answer
    x = 53,306.77

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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.