Home / 271,832.75-407,812.91-82,294.57

Finding the Fourth Proportional to 271,832.75, 407,812.91 and 82,294.57

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Solution

The fourth proportional to 271,832.75, 407,812.91 and 82,294.57 is: 123,461.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,832.75 : 407,812.91 = 82,294.57 : x
  2. Step 2: Convert to fraction form
    271,832.75/407,812.91 = 82,294.57/x
  3. Step 3: Cross multiply
    271,832.75x = 407,812.91 × 82,294.57
  4. Step 4: Simplify right side
    271,832.75x = 33,560,788,068.90
  5. Step 5: Solve for x
    x = 33,560,788,068.90/271,832.75
  6. Step 6: Final answer
    x = 123,461.17

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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.