Home / 234,694.05-352,104.26-120,779.78

Finding the Fourth Proportional to 234,694.05, 352,104.26 and 120,779.78

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Solution

The fourth proportional to 234,694.05, 352,104.26 and 120,779.78 is: 181,202.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,694.05 : 352,104.26 = 120,779.78 : x
  2. Step 2: Convert to fraction form
    234,694.05/352,104.26 = 120,779.78/x
  3. Step 3: Cross multiply
    234,694.05x = 352,104.26 × 120,779.78
  4. Step 4: Simplify right side
    234,694.05x = 42,527,075,059.86
  5. Step 5: Solve for x
    x = 42,527,075,059.86/234,694.05
  6. Step 6: Final answer
    x = 181,202.19

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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.