Home / 134,517.66-185,634.36-74,087.79

Finding the Fourth Proportional to 134,517.66, 185,634.36 and 74,087.79

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Solution

The fourth proportional to 134,517.66, 185,634.36 and 74,087.79 is: 102,241.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,517.66 : 185,634.36 = 74,087.79 : x
  2. Step 2: Convert to fraction form
    134,517.66/185,634.36 = 74,087.79/x
  3. Step 3: Cross multiply
    134,517.66x = 185,634.36 × 74,087.79
  4. Step 4: Simplify right side
    134,517.66x = 13,753,239,480.46
  5. Step 5: Solve for x
    x = 13,753,239,480.46/134,517.66
  6. Step 6: Final answer
    x = 102,241.14

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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.