Home / 117,217.13-175,763.72-53,982.05

Finding the Fourth Proportional to 117,217.13, 175,763.72 and 53,982.05

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Solution

The fourth proportional to 117,217.13, 175,763.72 and 53,982.05 is: 80,944.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,217.13 : 175,763.72 = 53,982.05 : x
  2. Step 2: Convert to fraction form
    117,217.13/175,763.72 = 53,982.05/x
  3. Step 3: Cross multiply
    117,217.13x = 175,763.72 × 53,982.05
  4. Step 4: Simplify right side
    117,217.13x = 9,488,085,177.36
  5. Step 5: Solve for x
    x = 9,488,085,177.36/117,217.13
  6. Step 6: Final answer
    x = 80,944.53

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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.