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Finding the Fourth Proportional to 64,456.56, 96,713.46 and 25,016.67

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Solution

The fourth proportional to 64,456.56, 96,713.46 and 25,016.67 is: 37,536.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,456.56 : 96,713.46 = 25,016.67 : x
  2. Step 2: Convert to fraction form
    64,456.56/96,713.46 = 25,016.67/x
  3. Step 3: Cross multiply
    64,456.56x = 96,713.46 × 25,016.67
  4. Step 4: Simplify right side
    64,456.56x = 2,419,448,713.38
  5. Step 5: Solve for x
    x = 2,419,448,713.38/64,456.56
  6. Step 6: Final answer
    x = 37,536.11

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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.