Home / 240,189.91-331,479.29-132,757.66

Finding the Fourth Proportional to 240,189.91, 331,479.29 and 132,757.66

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Solution

The fourth proportional to 240,189.91, 331,479.29 and 132,757.66 is: 183,215.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,189.91 : 331,479.29 = 132,757.66 : x
  2. Step 2: Convert to fraction form
    240,189.91/331,479.29 = 132,757.66/x
  3. Step 3: Cross multiply
    240,189.91x = 331,479.29 × 132,757.66
  4. Step 4: Simplify right side
    240,189.91x = 44,006,414,878.86
  5. Step 5: Solve for x
    x = 44,006,414,878.86/240,189.91
  6. Step 6: Final answer
    x = 183,215.09

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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.