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Finding the Fourth Proportional to 59,394.14, 81,943.81 and 35,187.54

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Solution

The fourth proportional to 59,394.14, 81,943.81 and 35,187.54 is: 48,546.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,394.14 : 81,943.81 = 35,187.54 : x
  2. Step 2: Convert to fraction form
    59,394.14/81,943.81 = 35,187.54/x
  3. Step 3: Cross multiply
    59,394.14x = 81,943.81 × 35,187.54
  4. Step 4: Simplify right side
    59,394.14x = 2,883,401,092.13
  5. Step 5: Solve for x
    x = 2,883,401,092.13/59,394.14
  6. Step 6: Final answer
    x = 48,546.90

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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.