Home / 234,879.03-352,505.32-85,162.14

Finding the Fourth Proportional to 234,879.03, 352,505.32 and 85,162.14

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Solution

The fourth proportional to 234,879.03, 352,505.32 and 85,162.14 is: 127,810.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,879.03 : 352,505.32 = 85,162.14 : x
  2. Step 2: Convert to fraction form
    234,879.03/352,505.32 = 85,162.14/x
  3. Step 3: Cross multiply
    234,879.03x = 352,505.32 × 85,162.14
  4. Step 4: Simplify right side
    234,879.03x = 30,020,107,199.68
  5. Step 5: Solve for x
    x = 30,020,107,199.68/234,879.03
  6. Step 6: Final answer
    x = 127,810.93

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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.