Home / 132,921.97-199,210.73-53,993.14

Finding the Fourth Proportional to 132,921.97, 199,210.73 and 53,993.14

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Solution

The fourth proportional to 132,921.97, 199,210.73 and 53,993.14 is: 80,919.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,921.97 : 199,210.73 = 53,993.14 : x
  2. Step 2: Convert to fraction form
    132,921.97/199,210.73 = 53,993.14/x
  3. Step 3: Cross multiply
    132,921.97x = 199,210.73 × 53,993.14
  4. Step 4: Simplify right side
    132,921.97x = 10,756,012,834.39
  5. Step 5: Solve for x
    x = 10,756,012,834.39/132,921.97
  6. Step 6: Final answer
    x = 80,919.75

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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.