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Finding the Fourth Proportional to 69,487.84, 104,371.25 and 41,462.59

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Solution

The fourth proportional to 69,487.84, 104,371.25 and 41,462.59 is: 62,277.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,487.84 : 104,371.25 = 41,462.59 : x
  2. Step 2: Convert to fraction form
    69,487.84/104,371.25 = 41,462.59/x
  3. Step 3: Cross multiply
    69,487.84x = 104,371.25 × 41,462.59
  4. Step 4: Simplify right side
    69,487.84x = 4,327,502,346.54
  5. Step 5: Solve for x
    x = 4,327,502,346.54/69,487.84
  6. Step 6: Final answer
    x = 62,277.12

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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.