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Finding the Fourth Proportional to 59,419.53, 81,997.97 and 35,532.63

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Solution

The fourth proportional to 59,419.53, 81,997.97 and 35,532.63 is: 49,034.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,419.53 : 81,997.97 = 35,532.63 : x
  2. Step 2: Convert to fraction form
    59,419.53/81,997.97 = 35,532.63/x
  3. Step 3: Cross multiply
    59,419.53x = 81,997.97 × 35,532.63
  4. Step 4: Simplify right side
    59,419.53x = 2,913,603,351.10
  5. Step 5: Solve for x
    x = 2,913,603,351.10/59,419.53
  6. Step 6: Final answer
    x = 49,034.44

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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.