Home / 234,860.21-352,313.37-66,381.83

Finding the Fourth Proportional to 234,860.21, 352,313.37 and 66,381.83

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Solution

The fourth proportional to 234,860.21, 352,313.37 and 66,381.83 is: 99,579.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,860.21 : 352,313.37 = 66,381.83 : x
  2. Step 2: Convert to fraction form
    234,860.21/352,313.37 = 66,381.83/x
  3. Step 3: Cross multiply
    234,860.21x = 352,313.37 × 66,381.83
  4. Step 4: Simplify right side
    234,860.21x = 23,387,206,234.07
  5. Step 5: Solve for x
    x = 23,387,206,234.07/234,860.21
  6. Step 6: Final answer
    x = 99,579.26

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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.