Home / 149,871.18-206,960.35-96,249.62

Finding the Fourth Proportional to 149,871.18, 206,960.35 and 96,249.62

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Solution

The fourth proportional to 149,871.18, 206,960.35 and 96,249.62 is: 132,913.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,871.18 : 206,960.35 = 96,249.62 : x
  2. Step 2: Convert to fraction form
    149,871.18/206,960.35 = 96,249.62/x
  3. Step 3: Cross multiply
    149,871.18x = 206,960.35 × 96,249.62
  4. Step 4: Simplify right side
    149,871.18x = 19,919,855,042.57
  5. Step 5: Solve for x
    x = 19,919,855,042.57/149,871.18
  6. Step 6: Final answer
    x = 132,913.18

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1.5x scale

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.