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Finding the Fourth Proportional to 57,992.96, 80,026.52 and 34,115.06

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Solution

The fourth proportional to 57,992.96, 80,026.52 and 34,115.06 is: 47,076.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,992.96 : 80,026.52 = 34,115.06 : x
  2. Step 2: Convert to fraction form
    57,992.96/80,026.52 = 34,115.06/x
  3. Step 3: Cross multiply
    57,992.96x = 80,026.52 × 34,115.06
  4. Step 4: Simplify right side
    57,992.96x = 2,730,108,960.68
  5. Step 5: Solve for x
    x = 2,730,108,960.68/57,992.96
  6. Step 6: Final answer
    x = 47,076.56

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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.