Home / 149,555.17-206,269.43-95,845.15

Finding the Fourth Proportional to 149,555.17, 206,269.43 and 95,845.15

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Solution

The fourth proportional to 149,555.17, 206,269.43 and 95,845.15 is: 132,191.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,555.17 : 206,269.43 = 95,845.15 : x
  2. Step 2: Convert to fraction form
    149,555.17/206,269.43 = 95,845.15/x
  3. Step 3: Cross multiply
    149,555.17x = 206,269.43 × 95,845.15
  4. Step 4: Simplify right side
    149,555.17x = 19,769,923,463.87
  5. Step 5: Solve for x
    x = 19,769,923,463.87/149,555.17
  6. Step 6: Final answer
    x = 132,191.51

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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.