Home / 75,184.90-103,753.56-41,191.72

Finding the Fourth Proportional to 75,184.90, 103,753.56 and 41,191.72

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Solution

The fourth proportional to 75,184.90, 103,753.56 and 41,191.72 is: 56,843.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,184.90 : 103,753.56 = 41,191.72 : x
  2. Step 2: Convert to fraction form
    75,184.90/103,753.56 = 41,191.72/x
  3. Step 3: Cross multiply
    75,184.90x = 103,753.56 × 41,191.72
  4. Step 4: Simplify right side
    75,184.90x = 4,273,787,592.52
  5. Step 5: Solve for x
    x = 4,273,787,592.52/75,184.90
  6. Step 6: Final answer
    x = 56,843.70

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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.