Home / 150,918.20-226,814.70-131,672.60

Finding the Fourth Proportional to 150,918.20, 226,814.70 and 131,672.60

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Solution

The fourth proportional to 150,918.20, 226,814.70 and 131,672.60 is: 197,890.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,918.20 : 226,814.70 = 131,672.60 : x
  2. Step 2: Convert to fraction form
    150,918.20/226,814.70 = 131,672.60/x
  3. Step 3: Cross multiply
    150,918.20x = 226,814.70 × 131,672.60
  4. Step 4: Simplify right side
    150,918.20x = 29,865,281,267.22
  5. Step 5: Solve for x
    x = 29,865,281,267.22/150,918.20
  6. Step 6: Final answer
    x = 197,890.52

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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.