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Finding the Fourth Proportional to 180,662.92, 271,007.81 and 54,293.05

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Solution

The fourth proportional to 180,662.92, 271,007.81 and 54,293.05 is: 81,443.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,662.92 : 271,007.81 = 54,293.05 : x
  2. Step 2: Convert to fraction form
    180,662.92/271,007.81 = 54,293.05/x
  3. Step 3: Cross multiply
    180,662.92x = 271,007.81 × 54,293.05
  4. Step 4: Simplify right side
    180,662.92x = 14,713,839,223.68
  5. Step 5: Solve for x
    x = 14,713,839,223.68/180,662.92
  6. Step 6: Final answer
    x = 81,443.61

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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.