Home / 228,942.44-315,940.56-126,983.52

Finding the Fourth Proportional to 228,942.44, 315,940.56 and 126,983.52

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Solution

The fourth proportional to 228,942.44, 315,940.56 and 126,983.52 is: 175,237.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,942.44 : 315,940.56 = 126,983.52 : x
  2. Step 2: Convert to fraction form
    228,942.44/315,940.56 = 126,983.52/x
  3. Step 3: Cross multiply
    228,942.44x = 315,940.56 × 126,983.52
  4. Step 4: Simplify right side
    228,942.44x = 40,119,244,419.57
  5. Step 5: Solve for x
    x = 40,119,244,419.57/228,942.44
  6. Step 6: Final answer
    x = 175,237.25

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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.