Home / 144,255.88-199,069.44-80,594.15

Finding the Fourth Proportional to 144,255.88, 199,069.44 and 80,594.15

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Solution

The fourth proportional to 144,255.88, 199,069.44 and 80,594.15 is: 111,217.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,255.88 : 199,069.44 = 80,594.15 : x
  2. Step 2: Convert to fraction form
    144,255.88/199,069.44 = 80,594.15/x
  3. Step 3: Cross multiply
    144,255.88x = 199,069.44 × 80,594.15
  4. Step 4: Simplify right side
    144,255.88x = 16,043,832,307.78
  5. Step 5: Solve for x
    x = 16,043,832,307.78/144,255.88
  6. Step 6: Final answer
    x = 111,217.88

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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.