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Finding the Fourth Proportional to 57,849.46, 86,785.03 and 26,261.74

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Solution

The fourth proportional to 57,849.46, 86,785.03 and 26,261.74 is: 39,397.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,849.46 : 86,785.03 = 26,261.74 : x
  2. Step 2: Convert to fraction form
    57,849.46/86,785.03 = 26,261.74/x
  3. Step 3: Cross multiply
    57,849.46x = 86,785.03 × 26,261.74
  4. Step 4: Simplify right side
    57,849.46x = 2,279,125,893.75
  5. Step 5: Solve for x
    x = 2,279,125,893.75/57,849.46
  6. Step 6: Final answer
    x = 39,397.53

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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.