Home / 278,158.32-417,270.06-88,552.28

Finding the Fourth Proportional to 278,158.32, 417,270.06 and 88,552.28

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Solution

The fourth proportional to 278,158.32, 417,270.06 and 88,552.28 is: 132,838.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,158.32 : 417,270.06 = 88,552.28 : x
  2. Step 2: Convert to fraction form
    278,158.32/417,270.06 = 88,552.28/x
  3. Step 3: Cross multiply
    278,158.32x = 417,270.06 × 88,552.28
  4. Step 4: Simplify right side
    278,158.32x = 36,950,215,188.74
  5. Step 5: Solve for x
    x = 36,950,215,188.74/278,158.32
  6. Step 6: Final answer
    x = 132,838.79

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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.