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Finding the Fourth Proportional to 227,055.63, 313,336.77 and 126,453.63

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Solution

The fourth proportional to 227,055.63, 313,336.77 and 126,453.63 is: 174,506.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,055.63 : 313,336.77 = 126,453.63 : x
  2. Step 2: Convert to fraction form
    227,055.63/313,336.77 = 126,453.63/x
  3. Step 3: Cross multiply
    227,055.63x = 313,336.77 × 126,453.63
  4. Step 4: Simplify right side
    227,055.63x = 39,622,571,978.98
  5. Step 5: Solve for x
    x = 39,622,571,978.98/227,055.63
  6. Step 6: Final answer
    x = 174,506.01

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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.