Home / 227,285.85-313,627.10-130,484.37

Finding the Fourth Proportional to 227,285.85, 313,627.10 and 130,484.37

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Solution

The fourth proportional to 227,285.85, 313,627.10 and 130,484.37 is: 180,052.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,285.85 : 313,627.10 = 130,484.37 : x
  2. Step 2: Convert to fraction form
    227,285.85/313,627.10 = 130,484.37/x
  3. Step 3: Cross multiply
    227,285.85x = 313,627.10 × 130,484.37
  4. Step 4: Simplify right side
    227,285.85x = 40,923,433,906.01
  5. Step 5: Solve for x
    x = 40,923,433,906.01/227,285.85
  6. Step 6: Final answer
    x = 180,052.71

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1.5x scale

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.