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Finding the Fourth Proportional to 79,803.52, 119,551.92 and 44,636.56

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Solution

The fourth proportional to 79,803.52, 119,551.92 and 44,636.56 is: 66,869.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,803.52 : 119,551.92 = 44,636.56 : x
  2. Step 2: Convert to fraction form
    79,803.52/119,551.92 = 44,636.56/x
  3. Step 3: Cross multiply
    79,803.52x = 119,551.92 × 44,636.56
  4. Step 4: Simplify right side
    79,803.52x = 5,336,386,450.20
  5. Step 5: Solve for x
    x = 5,336,386,450.20/79,803.52
  6. Step 6: Final answer
    x = 66,869.06

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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.