Home / 75,757.03-104,545.38-41,766.72

Finding the Fourth Proportional to 75,757.03, 104,545.38 and 41,766.72

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Solution

The fourth proportional to 75,757.03, 104,545.38 and 41,766.72 is: 57,638.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,757.03 : 104,545.38 = 41,766.72 : x
  2. Step 2: Convert to fraction form
    75,757.03/104,545.38 = 41,766.72/x
  3. Step 3: Cross multiply
    75,757.03x = 104,545.38 × 41,766.72
  4. Step 4: Simplify right side
    75,757.03x = 4,366,517,613.75
  5. Step 5: Solve for x
    x = 4,366,517,613.75/75,757.03
  6. Step 6: Final answer
    x = 57,638.45

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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.