Home / 64,617.11-96,930.28-17,231.95

Finding the Fourth Proportional to 64,617.11, 96,930.28 and 17,231.95

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Solution

The fourth proportional to 64,617.11, 96,930.28 and 17,231.95 is: 25,849.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,617.11 : 96,930.28 = 17,231.95 : x
  2. Step 2: Convert to fraction form
    64,617.11/96,930.28 = 17,231.95/x
  3. Step 3: Cross multiply
    64,617.11x = 96,930.28 × 17,231.95
  4. Step 4: Simplify right side
    64,617.11x = 1,670,297,253.79
  5. Step 5: Solve for x
    x = 1,670,297,253.79/64,617.11
  6. Step 6: Final answer
    x = 25,849.15

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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.