Home / 371,819.03-513,107.82-202,053.14

Finding the Fourth Proportional to 371,819.03, 513,107.82 and 202,053.14

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Solution

The fourth proportional to 371,819.03, 513,107.82 and 202,053.14 is: 278,832.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,819.03 : 513,107.82 = 202,053.14 : x
  2. Step 2: Convert to fraction form
    371,819.03/513,107.82 = 202,053.14/x
  3. Step 3: Cross multiply
    371,819.03x = 513,107.82 × 202,053.14
  4. Step 4: Simplify right side
    371,819.03x = 103,675,046,189.56
  5. Step 5: Solve for x
    x = 103,675,046,189.56/371,819.03
  6. Step 6: Final answer
    x = 278,832.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.