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Finding the Fourth Proportional to 71,894.04, 107,841.04 and 21,974.28

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Solution

The fourth proportional to 71,894.04, 107,841.04 and 21,974.28 is: 32,961.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,894.04 : 107,841.04 = 21,974.28 : x
  2. Step 2: Convert to fraction form
    71,894.04/107,841.04 = 21,974.28/x
  3. Step 3: Cross multiply
    71,894.04x = 107,841.04 × 21,974.28
  4. Step 4: Simplify right side
    71,894.04x = 2,369,729,208.45
  5. Step 5: Solve for x
    x = 2,369,729,208.45/71,894.04
  6. Step 6: Final answer
    x = 32,961.41

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Similar ratio
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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.