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Finding the Fourth Proportional to 52,758.55, 79,100.91 and 26,448.94

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Solution

The fourth proportional to 52,758.55, 79,100.91 and 26,448.94 is: 39,654.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,758.55 : 79,100.91 = 26,448.94 : x
  2. Step 2: Convert to fraction form
    52,758.55/79,100.91 = 26,448.94/x
  3. Step 3: Cross multiply
    52,758.55x = 79,100.91 × 26,448.94
  4. Step 4: Simplify right side
    52,758.55x = 2,092,135,222.54
  5. Step 5: Solve for x
    x = 2,092,135,222.54/52,758.55
  6. Step 6: Final answer
    x = 39,654.90

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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.