Home / 151,833.03-227,887.77-80,815.32

Finding the Fourth Proportional to 151,833.03, 227,887.77 and 80,815.32

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Solution

The fourth proportional to 151,833.03, 227,887.77 and 80,815.32 is: 121,296.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,833.03 : 227,887.77 = 80,815.32 : x
  2. Step 2: Convert to fraction form
    151,833.03/227,887.77 = 80,815.32/x
  3. Step 3: Cross multiply
    151,833.03x = 227,887.77 × 80,815.32
  4. Step 4: Simplify right side
    151,833.03x = 18,416,821,917.20
  5. Step 5: Solve for x
    x = 18,416,821,917.20/151,833.03
  6. Step 6: Final answer
    x = 121,296.55

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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.