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Finding the Fourth Proportional to 64,576.98, 96,910.02 and 25,134.30

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Solution

The fourth proportional to 64,576.98, 96,910.02 and 25,134.30 is: 37,718.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,576.98 : 96,910.02 = 25,134.30 : x
  2. Step 2: Convert to fraction form
    64,576.98/96,910.02 = 25,134.30/x
  3. Step 3: Cross multiply
    64,576.98x = 96,910.02 × 25,134.30
  4. Step 4: Simplify right side
    64,576.98x = 2,435,765,515.69
  5. Step 5: Solve for x
    x = 2,435,765,515.69/64,576.98
  6. Step 6: Final answer
    x = 37,718.79

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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.