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Finding the Fourth Proportional to 69,515.29, 104,200.71 and 29,559.91

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Solution

The fourth proportional to 69,515.29, 104,200.71 and 29,559.91 is: 44,309.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,515.29 : 104,200.71 = 29,559.91 : x
  2. Step 2: Convert to fraction form
    69,515.29/104,200.71 = 29,559.91/x
  3. Step 3: Cross multiply
    69,515.29x = 104,200.71 × 29,559.91
  4. Step 4: Simplify right side
    69,515.29x = 3,080,163,609.54
  5. Step 5: Solve for x
    x = 3,080,163,609.54/69,515.29
  6. Step 6: Final answer
    x = 44,309.15

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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.