Home / 51,935.30-77,972.13-35,124.78

Finding the Fourth Proportional to 51,935.30, 77,972.13 and 35,124.78

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Solution

The fourth proportional to 51,935.30, 77,972.13 and 35,124.78 is: 52,733.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,935.30 : 77,972.13 = 35,124.78 : x
  2. Step 2: Convert to fraction form
    51,935.30/77,972.13 = 35,124.78/x
  3. Step 3: Cross multiply
    51,935.30x = 77,972.13 × 35,124.78
  4. Step 4: Simplify right side
    51,935.30x = 2,738,753,912.38
  5. Step 5: Solve for x
    x = 2,738,753,912.38/51,935.30
  6. Step 6: Final answer
    x = 52,733.96

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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.