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Finding the Fourth Proportional to 64,644.72, 97,025.52 and 27,232.56

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Solution

The fourth proportional to 64,644.72, 97,025.52 and 27,232.56 is: 40,873.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,644.72 : 97,025.52 = 27,232.56 : x
  2. Step 2: Convert to fraction form
    64,644.72/97,025.52 = 27,232.56/x
  3. Step 3: Cross multiply
    64,644.72x = 97,025.52 × 27,232.56
  4. Step 4: Simplify right side
    64,644.72x = 2,642,253,294.93
  5. Step 5: Solve for x
    x = 2,642,253,294.93/64,644.72
  6. Step 6: Final answer
    x = 40,873.46

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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.