Home / 240,067.22-359,980.85-80,087.46

Finding the Fourth Proportional to 240,067.22, 359,980.85 and 80,087.46

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Solution

The fourth proportional to 240,067.22, 359,980.85 and 80,087.46 is: 120,091.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,067.22 : 359,980.85 = 80,087.46 : x
  2. Step 2: Convert to fraction form
    240,067.22/359,980.85 = 80,087.46/x
  3. Step 3: Cross multiply
    240,067.22x = 359,980.85 × 80,087.46
  4. Step 4: Simplify right side
    240,067.22x = 28,829,951,524.70
  5. Step 5: Solve for x
    x = 28,829,951,524.70/240,067.22
  6. Step 6: Final answer
    x = 120,091.16

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1.5x scale

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.