Home / 110,862.20-152,972.25-63,116.48

Finding the Fourth Proportional to 110,862.20, 152,972.25 and 63,116.48

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Solution

The fourth proportional to 110,862.20, 152,972.25 and 63,116.48 is: 87,090.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,862.20 : 152,972.25 = 63,116.48 : x
  2. Step 2: Convert to fraction form
    110,862.20/152,972.25 = 63,116.48/x
  3. Step 3: Cross multiply
    110,862.20x = 152,972.25 × 63,116.48
  4. Step 4: Simplify right side
    110,862.20x = 9,655,070,103.42
  5. Step 5: Solve for x
    x = 9,655,070,103.42/110,862.20
  6. Step 6: Final answer
    x = 87,090.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.