Home / 239,773.03-359,818.36-131,777.80

Finding the Fourth Proportional to 239,773.03, 359,818.36 and 131,777.80

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Solution

The fourth proportional to 239,773.03, 359,818.36 and 131,777.80 is: 197,753.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,773.03 : 359,818.36 = 131,777.80 : x
  2. Step 2: Convert to fraction form
    239,773.03/359,818.36 = 131,777.80/x
  3. Step 3: Cross multiply
    239,773.03x = 359,818.36 × 131,777.80
  4. Step 4: Simplify right side
    239,773.03x = 47,416,070,651.42
  5. Step 5: Solve for x
    x = 47,416,070,651.42/239,773.03
  6. Step 6: Final answer
    x = 197,753.98

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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.