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Finding the Fourth Proportional to 63,677.80, 95,516.70 and 54,735.40

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Solution

The fourth proportional to 63,677.80, 95,516.70 and 54,735.40 is: 82,103.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,677.80 : 95,516.70 = 54,735.40 : x
  2. Step 2: Convert to fraction form
    63,677.80/95,516.70 = 54,735.40/x
  3. Step 3: Cross multiply
    63,677.80x = 95,516.70 × 54,735.40
  4. Step 4: Simplify right side
    63,677.80x = 5,228,144,781.18
  5. Step 5: Solve for x
    x = 5,228,144,781.18/63,677.80
  6. Step 6: Final answer
    x = 82,103.10

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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.