Home / 120,042.14-180,176.22-60,920.24

Finding the Fourth Proportional to 120,042.14, 180,176.22 and 60,920.24

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Solution

The fourth proportional to 120,042.14, 180,176.22 and 60,920.24 is: 91,437.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,042.14 : 180,176.22 = 60,920.24 : x
  2. Step 2: Convert to fraction form
    120,042.14/180,176.22 = 60,920.24/x
  3. Step 3: Cross multiply
    120,042.14x = 180,176.22 × 60,920.24
  4. Step 4: Simplify right side
    120,042.14x = 10,976,377,663.81
  5. Step 5: Solve for x
    x = 10,976,377,663.81/120,042.14
  6. Step 6: Final answer
    x = 91,437.71

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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.