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Finding the Fourth Proportional to 63,843.68, 88,103.45 and 35,162.79

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Solution

The fourth proportional to 63,843.68, 88,103.45 and 35,162.79 is: 48,524.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,843.68 : 88,103.45 = 35,162.79 : x
  2. Step 2: Convert to fraction form
    63,843.68/88,103.45 = 35,162.79/x
  3. Step 3: Cross multiply
    63,843.68x = 88,103.45 × 35,162.79
  4. Step 4: Simplify right side
    63,843.68x = 3,097,963,165.94
  5. Step 5: Solve for x
    x = 3,097,963,165.94/63,843.68
  6. Step 6: Final answer
    x = 48,524.20

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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.