Home / 271,543.28-407,317.92-82,005.26

Finding the Fourth Proportional to 271,543.28, 407,317.92 and 82,005.26

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Solution

The fourth proportional to 271,543.28, 407,317.92 and 82,005.26 is: 123,008.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,543.28 : 407,317.92 = 82,005.26 : x
  2. Step 2: Convert to fraction form
    271,543.28/407,317.92 = 82,005.26/x
  3. Step 3: Cross multiply
    271,543.28x = 407,317.92 × 82,005.26
  4. Step 4: Simplify right side
    271,543.28x = 33,402,211,932.26
  5. Step 5: Solve for x
    x = 33,402,211,932.26/271,543.28
  6. Step 6: Final answer
    x = 123,008.80

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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.