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Finding the Fourth Proportional to 57,908.54, 79,922.23 and 35,260.79

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Solution

The fourth proportional to 57,908.54, 79,922.23 and 35,260.79 is: 48,665.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,908.54 : 79,922.23 = 35,260.79 : x
  2. Step 2: Convert to fraction form
    57,908.54/79,922.23 = 35,260.79/x
  3. Step 3: Cross multiply
    57,908.54x = 79,922.23 × 35,260.79
  4. Step 4: Simplify right side
    57,908.54x = 2,818,120,480.60
  5. Step 5: Solve for x
    x = 2,818,120,480.60/57,908.54
  6. Step 6: Final answer
    x = 48,665.02

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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.