Home / 228,941.44-315,939.18-126,982.52

Finding the Fourth Proportional to 228,941.44, 315,939.18 and 126,982.52

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Solution

The fourth proportional to 228,941.44, 315,939.18 and 126,982.52 is: 175,235.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,941.44 : 315,939.18 = 126,982.52 : x
  2. Step 2: Convert to fraction form
    228,941.44/315,939.18 = 126,982.52/x
  3. Step 3: Cross multiply
    228,941.44x = 315,939.18 × 126,982.52
  4. Step 4: Simplify right side
    228,941.44x = 40,118,753,324.39
  5. Step 5: Solve for x
    x = 40,118,753,324.39/228,941.44
  6. Step 6: Final answer
    x = 175,235.88

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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.