Home / 263,672.22-363,890.02-148,971.92

Finding the Fourth Proportional to 263,672.22, 363,890.02 and 148,971.92

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Solution

The fourth proportional to 263,672.22, 363,890.02 and 148,971.92 is: 205,593.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,672.22 : 363,890.02 = 148,971.92 : x
  2. Step 2: Convert to fraction form
    263,672.22/363,890.02 = 148,971.92/x
  3. Step 3: Cross multiply
    263,672.22x = 363,890.02 × 148,971.92
  4. Step 4: Simplify right side
    263,672.22x = 54,209,394,948.24
  5. Step 5: Solve for x
    x = 54,209,394,948.24/263,672.22
  6. Step 6: Final answer
    x = 205,593.88

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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.