Home / 234,945.52-352,566.56-100,009.40

Finding the Fourth Proportional to 234,945.52, 352,566.56 and 100,009.40

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Solution

The fourth proportional to 234,945.52, 352,566.56 and 100,009.40 is: 150,077.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,945.52 : 352,566.56 = 100,009.40 : x
  2. Step 2: Convert to fraction form
    234,945.52/352,566.56 = 100,009.40/x
  3. Step 3: Cross multiply
    234,945.52x = 352,566.56 × 100,009.40
  4. Step 4: Simplify right side
    234,945.52x = 35,259,970,125.66
  5. Step 5: Solve for x
    x = 35,259,970,125.66/234,945.52
  6. Step 6: Final answer
    x = 150,077.22

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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.