Home / 138,069.90-207,104.85-44,575.65

Finding the Fourth Proportional to 138,069.90, 207,104.85 and 44,575.65

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Solution

The fourth proportional to 138,069.90, 207,104.85 and 44,575.65 is: 66,863.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,069.90 : 207,104.85 = 44,575.65 : x
  2. Step 2: Convert to fraction form
    138,069.90/207,104.85 = 44,575.65/x
  3. Step 3: Cross multiply
    138,069.90x = 207,104.85 × 44,575.65
  4. Step 4: Simplify right side
    138,069.90x = 9,231,833,306.90
  5. Step 5: Solve for x
    x = 9,231,833,306.90/138,069.90
  6. Step 6: Final answer
    x = 66,863.48

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1.5x scale

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.