Home / 64,653.18-96,901.29-27,198.78

Finding the Fourth Proportional to 64,653.18, 96,901.29 and 27,198.78

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Solution

The fourth proportional to 64,653.18, 96,901.29 and 27,198.78 is: 40,765.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,653.18 : 96,901.29 = 27,198.78 : x
  2. Step 2: Convert to fraction form
    64,653.18/96,901.29 = 27,198.78/x
  3. Step 3: Cross multiply
    64,653.18x = 96,901.29 × 27,198.78
  4. Step 4: Simplify right side
    64,653.18x = 2,635,596,868.43
  5. Step 5: Solve for x
    x = 2,635,596,868.43/64,653.18
  6. Step 6: Final answer
    x = 40,765.15

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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.