Home / 240,428.32-331,788.24-132,989.92

Finding the Fourth Proportional to 240,428.32, 331,788.24 and 132,989.92

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Solution

The fourth proportional to 240,428.32, 331,788.24 and 132,989.92 is: 183,524.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,428.32 : 331,788.24 = 132,989.92 : x
  2. Step 2: Convert to fraction form
    240,428.32/331,788.24 = 132,989.92/x
  3. Step 3: Cross multiply
    240,428.32x = 331,788.24 × 132,989.92
  4. Step 4: Simplify right side
    240,428.32x = 44,124,491,494.54
  5. Step 5: Solve for x
    x = 44,124,491,494.54/240,428.32
  6. Step 6: Final answer
    x = 183,524.52

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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.