Home / 240,895.38-361,376.24-80,983.72

Finding the Fourth Proportional to 240,895.38, 361,376.24 and 80,983.72

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Solution

The fourth proportional to 240,895.38, 361,376.24 and 80,983.72 is: 121,486.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,895.38 : 361,376.24 = 80,983.72 : x
  2. Step 2: Convert to fraction form
    240,895.38/361,376.24 = 80,983.72/x
  3. Step 3: Cross multiply
    240,895.38x = 361,376.24 × 80,983.72
  4. Step 4: Simplify right side
    240,895.38x = 29,265,592,234.81
  5. Step 5: Solve for x
    x = 29,265,592,234.81/240,895.38
  6. Step 6: Final answer
    x = 121,486.73

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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.