Home / 228,201.12-314,928.60-126,226.14

Finding the Fourth Proportional to 228,201.12, 314,928.60 and 126,226.14

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Solution

The fourth proportional to 228,201.12, 314,928.60 and 126,226.14 is: 174,198.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,201.12 : 314,928.60 = 126,226.14 : x
  2. Step 2: Convert to fraction form
    228,201.12/314,928.60 = 126,226.14/x
  3. Step 3: Cross multiply
    228,201.12x = 314,928.60 × 126,226.14
  4. Step 4: Simplify right side
    228,201.12x = 39,752,221,553.60
  5. Step 5: Solve for x
    x = 39,752,221,553.60/228,201.12
  6. Step 6: Final answer
    x = 174,198.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.