Home / 230,823.18-318,527.10-140,182.97

Finding the Fourth Proportional to 230,823.18, 318,527.10 and 140,182.97

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Solution

The fourth proportional to 230,823.18, 318,527.10 and 140,182.97 is: 193,447.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,823.18 : 318,527.10 = 140,182.97 : x
  2. Step 2: Convert to fraction form
    230,823.18/318,527.10 = 140,182.97/x
  3. Step 3: Cross multiply
    230,823.18x = 318,527.10 × 140,182.97
  4. Step 4: Simplify right side
    230,823.18x = 44,652,073,310.85
  5. Step 5: Solve for x
    x = 44,652,073,310.85/230,823.18
  6. Step 6: Final answer
    x = 193,447.09

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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.