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Finding the Fourth Proportional to 71,865.03, 107,802.42 and 24,460.59

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Solution

The fourth proportional to 71,865.03, 107,802.42 and 24,460.59 is: 36,692.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,865.03 : 107,802.42 = 24,460.59 : x
  2. Step 2: Convert to fraction form
    71,865.03/107,802.42 = 24,460.59/x
  3. Step 3: Cross multiply
    71,865.03x = 107,802.42 × 24,460.59
  4. Step 4: Simplify right side
    71,865.03x = 2,636,910,796.63
  5. Step 5: Solve for x
    x = 2,636,910,796.63/71,865.03
  6. Step 6: Final answer
    x = 36,692.54

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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.