Home / 247,022.15-340,897.19-150,192.71

Finding the Fourth Proportional to 247,022.15, 340,897.19 and 150,192.71

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Solution

The fourth proportional to 247,022.15, 340,897.19 and 150,192.71 is: 207,269.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,022.15 : 340,897.19 = 150,192.71 : x
  2. Step 2: Convert to fraction form
    247,022.15/340,897.19 = 150,192.71/x
  3. Step 3: Cross multiply
    247,022.15x = 340,897.19 × 150,192.71
  4. Step 4: Simplify right side
    247,022.15x = 51,200,272,046.52
  5. Step 5: Solve for x
    x = 51,200,272,046.52/247,022.15
  6. Step 6: Final answer
    x = 207,269.96

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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.