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Finding the Fourth Proportional to 73,787.73, 110,695.82 and 23,880.21

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Solution

The fourth proportional to 73,787.73, 110,695.82 and 23,880.21 is: 35,824.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,787.73 : 110,695.82 = 23,880.21 : x
  2. Step 2: Convert to fraction form
    73,787.73/110,695.82 = 23,880.21/x
  3. Step 3: Cross multiply
    73,787.73x = 110,695.82 × 23,880.21
  4. Step 4: Simplify right side
    73,787.73x = 2,643,439,308.32
  5. Step 5: Solve for x
    x = 2,643,439,308.32/73,787.73
  6. Step 6: Final answer
    x = 35,824.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.