Home / 178,129.48-267,194.76-43,193.04

Finding the Fourth Proportional to 178,129.48, 267,194.76 and 43,193.04

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Solution

The fourth proportional to 178,129.48, 267,194.76 and 43,193.04 is: 64,789.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,129.48 : 267,194.76 = 43,193.04 : x
  2. Step 2: Convert to fraction form
    178,129.48/267,194.76 = 43,193.04/x
  3. Step 3: Cross multiply
    178,129.48x = 267,194.76 × 43,193.04
  4. Step 4: Simplify right side
    178,129.48x = 11,540,953,956.47
  5. Step 5: Solve for x
    x = 11,540,953,956.47/178,129.48
  6. Step 6: Final answer
    x = 64,789.69

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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.