Home / 330,819.71-496,294.19-106,162.88

Finding the Fourth Proportional to 330,819.71, 496,294.19 and 106,162.88

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Solution

The fourth proportional to 330,819.71, 496,294.19 and 106,162.88 is: 159,265.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,819.71 : 496,294.19 = 106,162.88 : x
  2. Step 2: Convert to fraction form
    330,819.71/496,294.19 = 106,162.88/x
  3. Step 3: Cross multiply
    330,819.71x = 496,294.19 × 106,162.88
  4. Step 4: Simplify right side
    330,819.71x = 52,688,017,525.38
  5. Step 5: Solve for x
    x = 52,688,017,525.38/330,819.71
  6. Step 6: Final answer
    x = 159,265.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.