Home / 271,825.46-407,706.48-72,161.36

Finding the Fourth Proportional to 271,825.46, 407,706.48 and 72,161.36

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Solution

The fourth proportional to 271,825.46, 407,706.48 and 72,161.36 is: 108,233.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,825.46 : 407,706.48 = 72,161.36 : x
  2. Step 2: Convert to fraction form
    271,825.46/407,706.48 = 72,161.36/x
  3. Step 3: Cross multiply
    271,825.46x = 407,706.48 × 72,161.36
  4. Step 4: Simplify right side
    271,825.46x = 29,420,654,077.61
  5. Step 5: Solve for x
    x = 29,420,654,077.61/271,825.46
  6. Step 6: Final answer
    x = 108,233.62

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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.