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Finding the Fourth Proportional to 63,672, 95,508 and 35,972.16

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Solution

The fourth proportional to 63,672, 95,508 and 35,972.16 is: 53,958.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,672 : 95,508 = 35,972.16 : x
  2. Step 2: Convert to fraction form
    63,672/95,508 = 35,972.16/x
  3. Step 3: Cross multiply
    63,672x = 95,508 × 35,972.16
  4. Step 4: Simplify right side
    63,672x = 3,435,629,057.28
  5. Step 5: Solve for x
    x = 3,435,629,057.28/63,672
  6. Step 6: Final answer
    x = 53,958.24

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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.