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Finding the Fourth Proportional to 63,922.64, 88,218.24 and 35,247.36

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Solution

The fourth proportional to 63,922.64, 88,218.24 and 35,247.36 is: 48,644.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,922.64 : 88,218.24 = 35,247.36 : x
  2. Step 2: Convert to fraction form
    63,922.64/88,218.24 = 35,247.36/x
  3. Step 3: Cross multiply
    63,922.64x = 88,218.24 × 35,247.36
  4. Step 4: Simplify right side
    63,922.64x = 3,109,460,063.85
  5. Step 5: Solve for x
    x = 3,109,460,063.85/63,922.64
  6. Step 6: Final answer
    x = 48,644.11

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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.