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Finding the Fourth Proportional to 51,752.68, 77,512.22 and 36,239.56

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Solution

The fourth proportional to 51,752.68, 77,512.22 and 36,239.56 is: 54,277.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,752.68 : 77,512.22 = 36,239.56 : x
  2. Step 2: Convert to fraction form
    51,752.68/77,512.22 = 36,239.56/x
  3. Step 3: Cross multiply
    51,752.68x = 77,512.22 × 36,239.56
  4. Step 4: Simplify right side
    51,752.68x = 2,809,008,747.42
  5. Step 5: Solve for x
    x = 2,809,008,747.42/51,752.68
  6. Step 6: Final answer
    x = 54,277.55

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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.