Home / 240,213.15-331,488.32-132,780.42

Finding the Fourth Proportional to 240,213.15, 331,488.32 and 132,780.42

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Solution

The fourth proportional to 240,213.15, 331,488.32 and 132,780.42 is: 183,233.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,213.15 : 331,488.32 = 132,780.42 : x
  2. Step 2: Convert to fraction form
    240,213.15/331,488.32 = 132,780.42/x
  3. Step 3: Cross multiply
    240,213.15x = 331,488.32 × 132,780.42
  4. Step 4: Simplify right side
    240,213.15x = 44,015,157,690.79
  5. Step 5: Solve for x
    x = 44,015,157,690.79/240,213.15
  6. Step 6: Final answer
    x = 183,233.76

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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.