Home / 149,722.20-224,324.10-97,104.60

Finding the Fourth Proportional to 149,722.20, 224,324.10 and 97,104.60

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Solution

The fourth proportional to 149,722.20, 224,324.10 and 97,104.60 is: 145,488.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,722.20 : 224,324.10 = 97,104.60 : x
  2. Step 2: Convert to fraction form
    149,722.20/224,324.10 = 97,104.60/x
  3. Step 3: Cross multiply
    149,722.20x = 224,324.10 × 97,104.60
  4. Step 4: Simplify right side
    149,722.20x = 21,782,902,000.86
  5. Step 5: Solve for x
    x = 21,782,902,000.86/149,722.20
  6. Step 6: Final answer
    x = 145,488.79

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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.