Home / 87,229.86-130,645.53-52,097.46

Finding the Fourth Proportional to 87,229.86, 130,645.53 and 52,097.46

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Solution

The fourth proportional to 87,229.86, 130,645.53 and 52,097.46 is: 78,027.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,229.86 : 130,645.53 = 52,097.46 : x
  2. Step 2: Convert to fraction form
    87,229.86/130,645.53 = 52,097.46/x
  3. Step 3: Cross multiply
    87,229.86x = 130,645.53 × 52,097.46
  4. Step 4: Simplify right side
    87,229.86x = 6,806,300,273.35
  5. Step 5: Solve for x
    x = 6,806,300,273.35/87,229.86
  6. Step 6: Final answer
    x = 78,027.18

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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.