Home / 68,387.20-94,375.83-37,760.20

Finding the Fourth Proportional to 68,387.20, 94,375.83 and 37,760.20

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Solution

The fourth proportional to 68,387.20, 94,375.83 and 37,760.20 is: 52,109.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,387.20 : 94,375.83 = 37,760.20 : x
  2. Step 2: Convert to fraction form
    68,387.20/94,375.83 = 37,760.20/x
  3. Step 3: Cross multiply
    68,387.20x = 94,375.83 × 37,760.20
  4. Step 4: Simplify right side
    68,387.20x = 3,563,650,215.97
  5. Step 5: Solve for x
    x = 3,563,650,215.97/68,387.20
  6. Step 6: Final answer
    x = 52,109.90

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1.5x scale

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.