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Finding the Fourth Proportional to 63,569.22, 95,356.53 and 21,450.30

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Solution

The fourth proportional to 63,569.22, 95,356.53 and 21,450.30 is: 32,176.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,569.22 : 95,356.53 = 21,450.30 : x
  2. Step 2: Convert to fraction form
    63,569.22/95,356.53 = 21,450.30/x
  3. Step 3: Cross multiply
    63,569.22x = 95,356.53 × 21,450.30
  4. Step 4: Simplify right side
    63,569.22x = 2,045,426,175.46
  5. Step 5: Solve for x
    x = 2,045,426,175.46/63,569.22
  6. Step 6: Final answer
    x = 32,176.36

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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.