Home / 180,760.05-271,138.71-54,399.75

Finding the Fourth Proportional to 180,760.05, 271,138.71 and 54,399.75

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Solution

The fourth proportional to 180,760.05, 271,138.71 and 54,399.75 is: 81,599.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,760.05 : 271,138.71 = 54,399.75 : x
  2. Step 2: Convert to fraction form
    180,760.05/271,138.71 = 54,399.75/x
  3. Step 3: Cross multiply
    180,760.05x = 271,138.71 × 54,399.75
  4. Step 4: Simplify right side
    180,760.05x = 14,749,878,039.32
  5. Step 5: Solve for x
    x = 14,749,878,039.32/180,760.05
  6. Step 6: Final answer
    x = 81,599.21

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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.