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Finding the Fourth Proportional to 63,696.74, 95,583.51 and 22,172.90

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Solution

The fourth proportional to 63,696.74, 95,583.51 and 22,172.90 is: 33,272.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,696.74 : 95,583.51 = 22,172.90 : x
  2. Step 2: Convert to fraction form
    63,696.74/95,583.51 = 22,172.90/x
  3. Step 3: Cross multiply
    63,696.74x = 95,583.51 × 22,172.90
  4. Step 4: Simplify right side
    63,696.74x = 2,119,363,608.88
  5. Step 5: Solve for x
    x = 2,119,363,608.88/63,696.74
  6. Step 6: Final answer
    x = 33,272.72

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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.