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Finding the Fourth Proportional to 125,969.35, 173,849.97 and 94,082.89

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Solution

The fourth proportional to 125,969.35, 173,849.97 and 94,082.89 is: 129,843.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,969.35 : 173,849.97 = 94,082.89 : x
  2. Step 2: Convert to fraction form
    125,969.35/173,849.97 = 94,082.89/x
  3. Step 3: Cross multiply
    125,969.35x = 173,849.97 × 94,082.89
  4. Step 4: Simplify right side
    125,969.35x = 16,356,307,604.01
  5. Step 5: Solve for x
    x = 16,356,307,604.01/125,969.35
  6. Step 6: Final answer
    x = 129,843.55

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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.