Home / 144,891.24-199,948.14-81,227.70

Finding the Fourth Proportional to 144,891.24, 199,948.14 and 81,227.70

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Solution

The fourth proportional to 144,891.24, 199,948.14 and 81,227.70 is: 112,093.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,891.24 : 199,948.14 = 81,227.70 : x
  2. Step 2: Convert to fraction form
    144,891.24/199,948.14 = 81,227.70/x
  3. Step 3: Cross multiply
    144,891.24x = 199,948.14 × 81,227.70
  4. Step 4: Simplify right side
    144,891.24x = 16,241,327,531.48
  5. Step 5: Solve for x
    x = 16,241,327,531.48/144,891.24
  6. Step 6: Final answer
    x = 112,093.23

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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.