Home / 231,842.20-347,763.30-113,452.60

Finding the Fourth Proportional to 231,842.20, 347,763.30 and 113,452.60

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Solution

The fourth proportional to 231,842.20, 347,763.30 and 113,452.60 is: 170,178.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,842.20 : 347,763.30 = 113,452.60 : x
  2. Step 2: Convert to fraction form
    231,842.20/347,763.30 = 113,452.60/x
  3. Step 3: Cross multiply
    231,842.20x = 347,763.30 × 113,452.60
  4. Step 4: Simplify right side
    231,842.20x = 39,454,650,569.58
  5. Step 5: Solve for x
    x = 39,454,650,569.58/231,842.20
  6. Step 6: Final answer
    x = 170,178.90

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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.