Home / 231,014.60-346,521.90-131,481.80

Finding the Fourth Proportional to 231,014.60, 346,521.90 and 131,481.80

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Solution

The fourth proportional to 231,014.60, 346,521.90 and 131,481.80 is: 197,222.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,014.60 : 346,521.90 = 131,481.80 : x
  2. Step 2: Convert to fraction form
    231,014.60/346,521.90 = 131,481.80/x
  3. Step 3: Cross multiply
    231,014.60x = 346,521.90 × 131,481.80
  4. Step 4: Simplify right side
    231,014.60x = 45,561,323,151.42
  5. Step 5: Solve for x
    x = 45,561,323,151.42/231,014.60
  6. Step 6: Final answer
    x = 197,222.70

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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.