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Finding the Fourth Proportional to 71,956.69, 107,935.30 and 22,036.57

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Solution

The fourth proportional to 71,956.69, 107,935.30 and 22,036.57 is: 33,054.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,956.69 : 107,935.30 = 22,036.57 : x
  2. Step 2: Convert to fraction form
    71,956.69/107,935.30 = 22,036.57/x
  3. Step 3: Cross multiply
    71,956.69x = 107,935.30 × 22,036.57
  4. Step 4: Simplify right side
    71,956.69x = 2,378,523,793.92
  5. Step 5: Solve for x
    x = 2,378,523,793.92/71,956.69
  6. Step 6: Final answer
    x = 33,054.94

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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.