Home / 131,844.30-197,766.45-117,329.10

Finding the Fourth Proportional to 131,844.30, 197,766.45 and 117,329.10

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Solution

The fourth proportional to 131,844.30, 197,766.45 and 117,329.10 is: 175,993.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,844.30 : 197,766.45 = 117,329.10 : x
  2. Step 2: Convert to fraction form
    131,844.30/197,766.45 = 117,329.10/x
  3. Step 3: Cross multiply
    131,844.30x = 197,766.45 × 117,329.10
  4. Step 4: Simplify right side
    131,844.30x = 23,203,759,588.70
  5. Step 5: Solve for x
    x = 23,203,759,588.70/131,844.30
  6. Step 6: Final answer
    x = 175,993.65

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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.