Home / 227,055.36-313,350.72-126,453.12

Finding the Fourth Proportional to 227,055.36, 313,350.72 and 126,453.12

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Solution

The fourth proportional to 227,055.36, 313,350.72 and 126,453.12 is: 174,513.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,055.36 : 313,350.72 = 126,453.12 : x
  2. Step 2: Convert to fraction form
    227,055.36/313,350.72 = 126,453.12/x
  3. Step 3: Cross multiply
    227,055.36x = 313,350.72 × 126,453.12
  4. Step 4: Simplify right side
    227,055.36x = 39,624,176,198.25
  5. Step 5: Solve for x
    x = 39,624,176,198.25/227,055.36
  6. Step 6: Final answer
    x = 174,513.28

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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.