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Finding the Fourth Proportional to 52,734.84, 79,114.11 and 17,673.60

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Solution

The fourth proportional to 52,734.84, 79,114.11 and 17,673.60 is: 26,514.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,734.84 : 79,114.11 = 17,673.60 : x
  2. Step 2: Convert to fraction form
    52,734.84/79,114.11 = 17,673.60/x
  3. Step 3: Cross multiply
    52,734.84x = 79,114.11 × 17,673.60
  4. Step 4: Simplify right side
    52,734.84x = 1,398,231,134.50
  5. Step 5: Solve for x
    x = 1,398,231,134.50/52,734.84
  6. Step 6: Final answer
    x = 26,514.37

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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.