Home / 134,672.48-185,847.96-74,244.14

Finding the Fourth Proportional to 134,672.48, 185,847.96 and 74,244.14

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Solution

The fourth proportional to 134,672.48, 185,847.96 and 74,244.14 is: 102,456.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,672.48 : 185,847.96 = 74,244.14 : x
  2. Step 2: Convert to fraction form
    134,672.48/185,847.96 = 74,244.14/x
  3. Step 3: Cross multiply
    134,672.48x = 185,847.96 × 74,244.14
  4. Step 4: Simplify right side
    134,672.48x = 13,798,121,960.95
  5. Step 5: Solve for x
    x = 13,798,121,960.95/134,672.48
  6. Step 6: Final answer
    x = 102,456.88

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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.