Home / 94,972.38-131,000.31-74,796.54

Finding the Fourth Proportional to 94,972.38, 131,000.31 and 74,796.54

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Solution

The fourth proportional to 94,972.38, 131,000.31 and 74,796.54 is: 103,170.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,972.38 : 131,000.31 = 74,796.54 : x
  2. Step 2: Convert to fraction form
    94,972.38/131,000.31 = 74,796.54/x
  3. Step 3: Cross multiply
    94,972.38x = 131,000.31 × 74,796.54
  4. Step 4: Simplify right side
    94,972.38x = 9,798,369,926.93
  5. Step 5: Solve for x
    x = 9,798,369,926.93/94,972.38
  6. Step 6: Final answer
    x = 103,170.73

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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.