Home / 231,049.18-346,586.10-73,289.80

Finding the Fourth Proportional to 231,049.18, 346,586.10 and 73,289.80

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Solution

The fourth proportional to 231,049.18, 346,586.10 and 73,289.80 is: 109,938.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,049.18 : 346,586.10 = 73,289.80 : x
  2. Step 2: Convert to fraction form
    231,049.18/346,586.10 = 73,289.80/x
  3. Step 3: Cross multiply
    231,049.18x = 346,586.10 × 73,289.80
  4. Step 4: Simplify right side
    231,049.18x = 25,401,225,951.78
  5. Step 5: Solve for x
    x = 25,401,225,951.78/231,049.18
  6. Step 6: Final answer
    x = 109,938.61

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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.