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Finding the Fourth Proportional to 64,644.30, 96,965.58 and 25,229.10

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Solution

The fourth proportional to 64,644.30, 96,965.58 and 25,229.10 is: 37,843.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,644.30 : 96,965.58 = 25,229.10 : x
  2. Step 2: Convert to fraction form
    64,644.30/96,965.58 = 25,229.10/x
  3. Step 3: Cross multiply
    64,644.30x = 96,965.58 × 25,229.10
  4. Step 4: Simplify right side
    64,644.30x = 2,446,354,314.38
  5. Step 5: Solve for x
    x = 2,446,354,314.38/64,644.30
  6. Step 6: Final answer
    x = 37,843.31

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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.