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Finding the Fourth Proportional to 63,969.72, 95,954.44 and 17,222.64

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Solution

The fourth proportional to 63,969.72, 95,954.44 and 17,222.64 is: 25,833.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,969.72 : 95,954.44 = 17,222.64 : x
  2. Step 2: Convert to fraction form
    63,969.72/95,954.44 = 17,222.64/x
  3. Step 3: Cross multiply
    63,969.72x = 95,954.44 × 17,222.64
  4. Step 4: Simplify right side
    63,969.72x = 1,652,588,776.52
  5. Step 5: Solve for x
    x = 1,652,588,776.52/63,969.72
  6. Step 6: Final answer
    x = 25,833.92

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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.