Home / 144,508.68-199,418.46-80,852.52

Finding the Fourth Proportional to 144,508.68, 199,418.46 and 80,852.52

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Solution

The fourth proportional to 144,508.68, 199,418.46 and 80,852.52 is: 111,574.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,508.68 : 199,418.46 = 80,852.52 : x
  2. Step 2: Convert to fraction form
    144,508.68/199,418.46 = 80,852.52/x
  3. Step 3: Cross multiply
    144,508.68x = 199,418.46 × 80,852.52
  4. Step 4: Simplify right side
    144,508.68x = 16,123,485,025.52
  5. Step 5: Solve for x
    x = 16,123,485,025.52/144,508.68
  6. Step 6: Final answer
    x = 111,574.51

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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.