Home / 150,552.46-207,761.97-86,041.71

Finding the Fourth Proportional to 150,552.46, 207,761.97 and 86,041.71

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Solution

The fourth proportional to 150,552.46, 207,761.97 and 86,041.71 is: 118,737.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,552.46 : 207,761.97 = 86,041.71 : x
  2. Step 2: Convert to fraction form
    150,552.46/207,761.97 = 86,041.71/x
  3. Step 3: Cross multiply
    150,552.46x = 207,761.97 × 86,041.71
  4. Step 4: Simplify right side
    150,552.46x = 17,876,196,273.53
  5. Step 5: Solve for x
    x = 17,876,196,273.53/150,552.46
  6. Step 6: Final answer
    x = 118,737.33

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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.