Home / 240,213.16-331,488.30-132,780.42

Finding the Fourth Proportional to 240,213.16, 331,488.30 and 132,780.42

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Solution

The fourth proportional to 240,213.16, 331,488.30 and 132,780.42 is: 183,233.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,213.16 : 331,488.30 = 132,780.42 : x
  2. Step 2: Convert to fraction form
    240,213.16/331,488.30 = 132,780.42/x
  3. Step 3: Cross multiply
    240,213.16x = 331,488.30 × 132,780.42
  4. Step 4: Simplify right side
    240,213.16x = 44,015,155,699.09
  5. Step 5: Solve for x
    x = 44,015,155,699.09/240,213.16
  6. Step 6: Final answer
    x = 183,233.74

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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.