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Finding the Fourth Proportional to 57,532.01, 79,375.14 and 33,641.76

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Solution

The fourth proportional to 57,532.01, 79,375.14 and 33,641.76 is: 46,414.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,532.01 : 79,375.14 = 33,641.76 : x
  2. Step 2: Convert to fraction form
    57,532.01/79,375.14 = 33,641.76/x
  3. Step 3: Cross multiply
    57,532.01x = 79,375.14 × 33,641.76
  4. Step 4: Simplify right side
    57,532.01x = 2,670,319,707.50
  5. Step 5: Solve for x
    x = 2,670,319,707.50/57,532.01
  6. Step 6: Final answer
    x = 46,414.51

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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.