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Finding the Fourth Proportional to 59,881.86, 82,639.02 and 33,025.20

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Solution

The fourth proportional to 59,881.86, 82,639.02 and 33,025.20 is: 45,575.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,881.86 : 82,639.02 = 33,025.20 : x
  2. Step 2: Convert to fraction form
    59,881.86/82,639.02 = 33,025.20/x
  3. Step 3: Cross multiply
    59,881.86x = 82,639.02 × 33,025.20
  4. Step 4: Simplify right side
    59,881.86x = 2,729,170,163.30
  5. Step 5: Solve for x
    x = 2,729,170,163.30/59,881.86
  6. Step 6: Final answer
    x = 45,575.91

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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.