Home / 225,821.39-338,918.43-113,533.52

Finding the Fourth Proportional to 225,821.39, 338,918.43 and 113,533.52

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Solution

The fourth proportional to 225,821.39, 338,918.43 and 113,533.52 is: 170,393.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,821.39 : 338,918.43 = 113,533.52 : x
  2. Step 2: Convert to fraction form
    225,821.39/338,918.43 = 113,533.52/x
  3. Step 3: Cross multiply
    225,821.39x = 338,918.43 × 113,533.52
  4. Step 4: Simplify right side
    225,821.39x = 38,478,600,443.31
  5. Step 5: Solve for x
    x = 38,478,600,443.31/225,821.39
  6. Step 6: Final answer
    x = 170,393.96

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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.