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Finding the Fourth Proportional to 63,913.66, 88,196.87 and 35,231.84

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Solution

The fourth proportional to 63,913.66, 88,196.87 and 35,231.84 is: 48,617.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,913.66 : 88,196.87 = 35,231.84 : x
  2. Step 2: Convert to fraction form
    63,913.66/88,196.87 = 35,231.84/x
  3. Step 3: Cross multiply
    63,913.66x = 88,196.87 × 35,231.84
  4. Step 4: Simplify right side
    63,913.66x = 3,107,337,990.17
  5. Step 5: Solve for x
    x = 3,107,337,990.17/63,913.66
  6. Step 6: Final answer
    x = 48,617.75

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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.