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Finding the Fourth Proportional to 57,566.25, 79,441.43 and 33,691.77

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Solution

The fourth proportional to 57,566.25, 79,441.43 and 33,691.77 is: 46,494.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,566.25 : 79,441.43 = 33,691.77 : x
  2. Step 2: Convert to fraction form
    57,566.25/79,441.43 = 33,691.77/x
  3. Step 3: Cross multiply
    57,566.25x = 79,441.43 × 33,691.77
  4. Step 4: Simplify right side
    57,566.25x = 2,676,522,219.57
  5. Step 5: Solve for x
    x = 2,676,522,219.57/57,566.25
  6. Step 6: Final answer
    x = 46,494.64

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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.