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Finding the Fourth Proportional to 59,880.78, 82,639.44 and 33,023.25

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Solution

The fourth proportional to 59,880.78, 82,639.44 and 33,023.25 is: 45,574.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,880.78 : 82,639.44 = 33,023.25 : x
  2. Step 2: Convert to fraction form
    59,880.78/82,639.44 = 33,023.25/x
  3. Step 3: Cross multiply
    59,880.78x = 82,639.44 × 33,023.25
  4. Step 4: Simplify right side
    59,880.78x = 2,729,022,886.98
  5. Step 5: Solve for x
    x = 2,729,022,886.98/59,880.78
  6. Step 6: Final answer
    x = 45,574.27

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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.