Home / 134,516.45-185,630.41-74,092.75

Finding the Fourth Proportional to 134,516.45, 185,630.41 and 74,092.75

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Solution

The fourth proportional to 134,516.45, 185,630.41 and 74,092.75 is: 102,246.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,516.45 : 185,630.41 = 74,092.75 : x
  2. Step 2: Convert to fraction form
    134,516.45/185,630.41 = 74,092.75/x
  3. Step 3: Cross multiply
    134,516.45x = 185,630.41 × 74,092.75
  4. Step 4: Simplify right side
    134,516.45x = 13,753,867,560.53
  5. Step 5: Solve for x
    x = 13,753,867,560.53/134,516.45
  6. Step 6: Final answer
    x = 102,246.73

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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.