Home / 124,824.20-187,236.30-36,080.60

Finding the Fourth Proportional to 124,824.20, 187,236.30 and 36,080.60

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Solution

The fourth proportional to 124,824.20, 187,236.30 and 36,080.60 is: 54,120.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,824.20 : 187,236.30 = 36,080.60 : x
  2. Step 2: Convert to fraction form
    124,824.20/187,236.30 = 36,080.60/x
  3. Step 3: Cross multiply
    124,824.20x = 187,236.30 × 36,080.60
  4. Step 4: Simplify right side
    124,824.20x = 6,755,598,045.78
  5. Step 5: Solve for x
    x = 6,755,598,045.78/124,824.20
  6. Step 6: Final answer
    x = 54,120.90

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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.