Home / 227,195.20-313,530.58-130,391.32

Finding the Fourth Proportional to 227,195.20, 313,530.58 and 130,391.32

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Solution

The fourth proportional to 227,195.20, 313,530.58 and 130,391.32 is: 179,940.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,195.20 : 313,530.58 = 130,391.32 : x
  2. Step 2: Convert to fraction form
    227,195.20/313,530.58 = 130,391.32/x
  3. Step 3: Cross multiply
    227,195.20x = 313,530.58 × 130,391.32
  4. Step 4: Simplify right side
    227,195.20x = 40,881,666,186.57
  5. Step 5: Solve for x
    x = 40,881,666,186.57/227,195.20
  6. Step 6: Final answer
    x = 179,940.71

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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.