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Finding the Fourth Proportional to 71,605.82, 107,458.03 and 24,858.69

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Solution

The fourth proportional to 71,605.82, 107,458.03 and 24,858.69 is: 37,305.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,605.82 : 107,458.03 = 24,858.69 : x
  2. Step 2: Convert to fraction form
    71,605.82/107,458.03 = 24,858.69/x
  3. Step 3: Cross multiply
    71,605.82x = 107,458.03 × 24,858.69
  4. Step 4: Simplify right side
    71,605.82x = 2,671,265,855.78
  5. Step 5: Solve for x
    x = 2,671,265,855.78/71,605.82
  6. Step 6: Final answer
    x = 37,305.15

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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.