Home / 124,892.18-187,470.30-122,071.76

Finding the Fourth Proportional to 124,892.18, 187,470.30 and 122,071.76

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Solution

The fourth proportional to 124,892.18, 187,470.30 and 122,071.76 is: 183,236.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,892.18 : 187,470.30 = 122,071.76 : x
  2. Step 2: Convert to fraction form
    124,892.18/187,470.30 = 122,071.76/x
  3. Step 3: Cross multiply
    124,892.18x = 187,470.30 × 122,071.76
  4. Step 4: Simplify right side
    124,892.18x = 22,884,829,468.73
  5. Step 5: Solve for x
    x = 22,884,829,468.73/124,892.18
  6. Step 6: Final answer
    x = 183,236.69

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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.