Home / 176,912.82-244,137.29-100,431.27

Finding the Fourth Proportional to 176,912.82, 244,137.29 and 100,431.27

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Solution

The fourth proportional to 176,912.82, 244,137.29 and 100,431.27 is: 138,593.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,912.82 : 244,137.29 = 100,431.27 : x
  2. Step 2: Convert to fraction form
    176,912.82/244,137.29 = 100,431.27/x
  3. Step 3: Cross multiply
    176,912.82x = 244,137.29 × 100,431.27
  4. Step 4: Simplify right side
    176,912.82x = 24,519,017,586.90
  5. Step 5: Solve for x
    x = 24,519,017,586.90/176,912.82
  6. Step 6: Final answer
    x = 138,593.79

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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.