Home / 375,190.22-517,761.96-203,107.34

Finding the Fourth Proportional to 375,190.22, 517,761.96 and 203,107.34

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Solution

The fourth proportional to 375,190.22, 517,761.96 and 203,107.34 is: 280,287.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,190.22 : 517,761.96 = 203,107.34 : x
  2. Step 2: Convert to fraction form
    375,190.22/517,761.96 = 203,107.34/x
  3. Step 3: Cross multiply
    375,190.22x = 517,761.96 × 203,107.34
  4. Step 4: Simplify right side
    375,190.22x = 105,161,254,981.54
  5. Step 5: Solve for x
    x = 105,161,254,981.54/375,190.22
  6. Step 6: Final answer
    x = 280,287.83

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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.