Home / 150,872.64-226,279.80-143,379.60

Finding the Fourth Proportional to 150,872.64, 226,279.80 and 143,379.60

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Solution

The fourth proportional to 150,872.64, 226,279.80 and 143,379.60 is: 215,041.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,872.64 : 226,279.80 = 143,379.60 : x
  2. Step 2: Convert to fraction form
    150,872.64/226,279.80 = 143,379.60/x
  3. Step 3: Cross multiply
    150,872.64x = 226,279.80 × 143,379.60
  4. Step 4: Simplify right side
    150,872.64x = 32,443,907,212.08
  5. Step 5: Solve for x
    x = 32,443,907,212.08/150,872.64
  6. Step 6: Final answer
    x = 215,041.69

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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.