Home / 113,952.91-170,921.12-49,917.55

Finding the Fourth Proportional to 113,952.91, 170,921.12 and 49,917.55

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Solution

The fourth proportional to 113,952.91, 170,921.12 and 49,917.55 is: 74,872.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,952.91 : 170,921.12 = 49,917.55 : x
  2. Step 2: Convert to fraction form
    113,952.91/170,921.12 = 49,917.55/x
  3. Step 3: Cross multiply
    113,952.91x = 170,921.12 × 49,917.55
  4. Step 4: Simplify right side
    113,952.91x = 8,531,963,553.66
  5. Step 5: Solve for x
    x = 8,531,963,553.66/113,952.91
  6. Step 6: Final answer
    x = 74,872.71

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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.