Home / 271,207.87-406,733.37-91,273.47

Finding the Fourth Proportional to 271,207.87, 406,733.37 and 91,273.47

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Solution

The fourth proportional to 271,207.87, 406,733.37 and 91,273.47 is: 136,883.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,207.87 : 406,733.37 = 91,273.47 : x
  2. Step 2: Convert to fraction form
    271,207.87/406,733.37 = 91,273.47/x
  3. Step 3: Cross multiply
    271,207.87x = 406,733.37 × 91,273.47
  4. Step 4: Simplify right side
    271,207.87x = 37,123,964,947.29
  5. Step 5: Solve for x
    x = 37,123,964,947.29/271,207.87
  6. Step 6: Final answer
    x = 136,883.80

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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.