Home / 151,247.22-226,300.80-90,231.85

Finding the Fourth Proportional to 151,247.22, 226,300.80 and 90,231.85

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Solution

The fourth proportional to 151,247.22, 226,300.80 and 90,231.85 is: 135,007.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,247.22 : 226,300.80 = 90,231.85 : x
  2. Step 2: Convert to fraction form
    151,247.22/226,300.80 = 90,231.85/x
  3. Step 3: Cross multiply
    151,247.22x = 226,300.80 × 90,231.85
  4. Step 4: Simplify right side
    151,247.22x = 20,419,539,840.48
  5. Step 5: Solve for x
    x = 20,419,539,840.48/151,247.22
  6. Step 6: Final answer
    x = 135,007.70

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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.