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Finding the Fourth Proportional to 63,978.84, 95,974.02 and 17,230.68

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Solution

The fourth proportional to 63,978.84, 95,974.02 and 17,230.68 is: 25,847.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,978.84 : 95,974.02 = 17,230.68 : x
  2. Step 2: Convert to fraction form
    63,978.84/95,974.02 = 17,230.68/x
  3. Step 3: Cross multiply
    63,978.84x = 95,974.02 × 17,230.68
  4. Step 4: Simplify right side
    63,978.84x = 1,653,697,626.93
  5. Step 5: Solve for x
    x = 1,653,697,626.93/63,978.84
  6. Step 6: Final answer
    x = 25,847.57

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.