Home / 144,544.20-199,465.98-80,016.24

Finding the Fourth Proportional to 144,544.20, 199,465.98 and 80,016.24

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Solution

The fourth proportional to 144,544.20, 199,465.98 and 80,016.24 is: 110,419.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,544.20 : 199,465.98 = 80,016.24 : x
  2. Step 2: Convert to fraction form
    144,544.20/199,465.98 = 80,016.24/x
  3. Step 3: Cross multiply
    144,544.20x = 199,465.98 × 80,016.24
  4. Step 4: Simplify right side
    144,544.20x = 15,960,517,727.52
  5. Step 5: Solve for x
    x = 15,960,517,727.52/144,544.20
  6. Step 6: Final answer
    x = 110,419.63

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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.