Home / 295,770.20-443,654.96-71,130.47

Finding the Fourth Proportional to 295,770.20, 443,654.96 and 71,130.47

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Solution

The fourth proportional to 295,770.20, 443,654.96 and 71,130.47 is: 106,695.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,770.20 : 443,654.96 = 71,130.47 : x
  2. Step 2: Convert to fraction form
    295,770.20/443,654.96 = 71,130.47/x
  3. Step 3: Cross multiply
    295,770.20x = 443,654.96 × 71,130.47
  4. Step 4: Simplify right side
    295,770.20x = 31,557,383,248.70
  5. Step 5: Solve for x
    x = 31,557,383,248.70/295,770.20
  6. Step 6: Final answer
    x = 106,695.62

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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.