Home / 144,273.20-199,095.88-80,610.32

Finding the Fourth Proportional to 144,273.20, 199,095.88 and 80,610.32

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Solution

The fourth proportional to 144,273.20, 199,095.88 and 80,610.32 is: 111,241.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,273.20 : 199,095.88 = 80,610.32 : x
  2. Step 2: Convert to fraction form
    144,273.20/199,095.88 = 80,610.32/x
  3. Step 3: Cross multiply
    144,273.20x = 199,095.88 × 80,610.32
  4. Step 4: Simplify right side
    144,273.20x = 16,049,182,597.48
  5. Step 5: Solve for x
    x = 16,049,182,597.48/144,273.20
  6. Step 6: Final answer
    x = 111,241.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.