Home / 193,179.64-266,600.70-108,302.20

Finding the Fourth Proportional to 193,179.64, 266,600.70 and 108,302.20

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Solution

The fourth proportional to 193,179.64, 266,600.70 and 108,302.20 is: 149,464.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,179.64 : 266,600.70 = 108,302.20 : x
  2. Step 2: Convert to fraction form
    193,179.64/266,600.70 = 108,302.20/x
  3. Step 3: Cross multiply
    193,179.64x = 266,600.70 × 108,302.20
  4. Step 4: Simplify right side
    193,179.64x = 28,873,442,331.54
  5. Step 5: Solve for x
    x = 28,873,442,331.54/193,179.64
  6. Step 6: Final answer
    x = 149,464.21

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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.