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Finding the Fourth Proportional to 51,250.60, 76,914.80 and 34,571.08

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Solution

The fourth proportional to 51,250.60, 76,914.80 and 34,571.08 is: 51,882.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,250.60 : 76,914.80 = 34,571.08 : x
  2. Step 2: Convert to fraction form
    51,250.60/76,914.80 = 34,571.08/x
  3. Step 3: Cross multiply
    51,250.60x = 76,914.80 × 34,571.08
  4. Step 4: Simplify right side
    51,250.60x = 2,659,027,703.98
  5. Step 5: Solve for x
    x = 2,659,027,703.98/51,250.60
  6. Step 6: Final answer
    x = 51,882.86

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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.