Home / 71,894.03-107,841.05-21,974.27

Finding the Fourth Proportional to 71,894.03, 107,841.05 and 21,974.27

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Solution

The fourth proportional to 71,894.03, 107,841.05 and 21,974.27 is: 32,961.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,894.03 : 107,841.05 = 21,974.27 : x
  2. Step 2: Convert to fraction form
    71,894.03/107,841.05 = 21,974.27/x
  3. Step 3: Cross multiply
    71,894.03x = 107,841.05 × 21,974.27
  4. Step 4: Simplify right side
    71,894.03x = 2,369,728,349.78
  5. Step 5: Solve for x
    x = 2,369,728,349.78/71,894.03
  6. Step 6: Final answer
    x = 32,961.41

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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.