Home / 148,240.68-204,572.22-80,257.65

Finding the Fourth Proportional to 148,240.68, 204,572.22 and 80,257.65

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Solution

The fourth proportional to 148,240.68, 204,572.22 and 80,257.65 is: 110,755.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,240.68 : 204,572.22 = 80,257.65 : x
  2. Step 2: Convert to fraction form
    148,240.68/204,572.22 = 80,257.65/x
  3. Step 3: Cross multiply
    148,240.68x = 204,572.22 × 80,257.65
  4. Step 4: Simplify right side
    148,240.68x = 16,418,485,632.48
  5. Step 5: Solve for x
    x = 16,418,485,632.48/148,240.68
  6. Step 6: Final answer
    x = 110,755.60

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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.