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Finding the Fourth Proportional to 59,241.38, 81,739.92 and 34,090.88

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Solution

The fourth proportional to 59,241.38, 81,739.92 and 34,090.88 is: 47,037.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,241.38 : 81,739.92 = 34,090.88 : x
  2. Step 2: Convert to fraction form
    59,241.38/81,739.92 = 34,090.88/x
  3. Step 3: Cross multiply
    59,241.38x = 81,739.92 × 34,090.88
  4. Step 4: Simplify right side
    59,241.38x = 2,786,585,803.93
  5. Step 5: Solve for x
    x = 2,786,585,803.93/59,241.38
  6. Step 6: Final answer
    x = 47,037.83

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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.