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Finding the Fourth Proportional to 58,680.73, 80,977.22 and 34,793.11

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Solution

The fourth proportional to 58,680.73, 80,977.22 and 34,793.11 is: 48,013.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,680.73 : 80,977.22 = 34,793.11 : x
  2. Step 2: Convert to fraction form
    58,680.73/80,977.22 = 34,793.11/x
  3. Step 3: Cross multiply
    58,680.73x = 80,977.22 × 34,793.11
  4. Step 4: Simplify right side
    58,680.73x = 2,817,449,077.02
  5. Step 5: Solve for x
    x = 2,817,449,077.02/58,680.73
  6. Step 6: Final answer
    x = 48,013.19

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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.