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Finding the Fourth Proportional to 69,713.12, 104,561.04 and 41,267

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Solution

The fourth proportional to 69,713.12, 104,561.04 and 41,267 is: 61,895.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,713.12 : 104,561.04 = 41,267 : x
  2. Step 2: Convert to fraction form
    69,713.12/104,561.04 = 41,267/x
  3. Step 3: Cross multiply
    69,713.12x = 104,561.04 × 41,267
  4. Step 4: Simplify right side
    69,713.12x = 4,314,920,437.68
  5. Step 5: Solve for x
    x = 4,314,920,437.68/69,713.12
  6. Step 6: Final answer
    x = 61,895.39

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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.