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Finding the Fourth Proportional to 63,912.96, 88,197.44 and 35,617.28

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Solution

The fourth proportional to 63,912.96, 88,197.44 and 35,617.28 is: 49,150.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,912.96 : 88,197.44 = 35,617.28 : x
  2. Step 2: Convert to fraction form
    63,912.96/88,197.44 = 35,617.28/x
  3. Step 3: Cross multiply
    63,912.96x = 88,197.44 × 35,617.28
  4. Step 4: Simplify right side
    63,912.96x = 3,141,352,915.76
  5. Step 5: Solve for x
    x = 3,141,352,915.76/63,912.96
  6. Step 6: Final answer
    x = 49,150.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.