Home / 234,245.10-351,370.56-82,446.72

Finding the Fourth Proportional to 234,245.10, 351,370.56 and 82,446.72

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Solution

The fourth proportional to 234,245.10, 351,370.56 and 82,446.72 is: 123,671.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,245.10 : 351,370.56 = 82,446.72 : x
  2. Step 2: Convert to fraction form
    234,245.10/351,370.56 = 82,446.72/x
  3. Step 3: Cross multiply
    234,245.10x = 351,370.56 × 82,446.72
  4. Step 4: Simplify right side
    234,245.10x = 28,969,350,176.56
  5. Step 5: Solve for x
    x = 28,969,350,176.56/234,245.10
  6. Step 6: Final answer
    x = 123,671.10

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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.