Home / 134,301.38-185,340.78-73,876.70

Finding the Fourth Proportional to 134,301.38, 185,340.78 and 73,876.70

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Solution

The fourth proportional to 134,301.38, 185,340.78 and 73,876.70 is: 101,952.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,301.38 : 185,340.78 = 73,876.70 : x
  2. Step 2: Convert to fraction form
    134,301.38/185,340.78 = 73,876.70/x
  3. Step 3: Cross multiply
    134,301.38x = 185,340.78 × 73,876.70
  4. Step 4: Simplify right side
    134,301.38x = 13,692,365,665.18
  5. Step 5: Solve for x
    x = 13,692,365,665.18/134,301.38
  6. Step 6: Final answer
    x = 101,952.53

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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.