Home / 158,252.60-218,388.76-89,342.66

Finding the Fourth Proportional to 158,252.60, 218,388.76 and 89,342.66

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Solution

The fourth proportional to 158,252.60, 218,388.76 and 89,342.66 is: 123,292.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,252.60 : 218,388.76 = 89,342.66 : x
  2. Step 2: Convert to fraction form
    158,252.60/218,388.76 = 89,342.66/x
  3. Step 3: Cross multiply
    158,252.60x = 218,388.76 × 89,342.66
  4. Step 4: Simplify right side
    158,252.60x = 19,511,432,732.50
  5. Step 5: Solve for x
    x = 19,511,432,732.50/158,252.60
  6. Step 6: Final answer
    x = 123,292.97

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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.