Home / 87,253.27-130,872.60-34,648.63

Finding the Fourth Proportional to 87,253.27, 130,872.60 and 34,648.63

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Solution

The fourth proportional to 87,253.27, 130,872.60 and 34,648.63 is: 51,970.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,253.27 : 130,872.60 = 34,648.63 : x
  2. Step 2: Convert to fraction form
    87,253.27/130,872.60 = 34,648.63/x
  3. Step 3: Cross multiply
    87,253.27x = 130,872.60 × 34,648.63
  4. Step 4: Simplify right side
    87,253.27x = 4,534,556,294.54
  5. Step 5: Solve for x
    x = 4,534,556,294.54/87,253.27
  6. Step 6: Final answer
    x = 51,970.04

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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.