Home / 126,716.94-190,128.24-55,602.83

Finding the Fourth Proportional to 126,716.94, 190,128.24 and 55,602.83

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Solution

The fourth proportional to 126,716.94, 190,128.24 and 55,602.83 is: 83,427.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,716.94 : 190,128.24 = 55,602.83 : x
  2. Step 2: Convert to fraction form
    126,716.94/190,128.24 = 55,602.83/x
  3. Step 3: Cross multiply
    126,716.94x = 190,128.24 × 55,602.83
  4. Step 4: Simplify right side
    126,716.94x = 10,571,668,682.24
  5. Step 5: Solve for x
    x = 10,571,668,682.24/126,716.94
  6. Step 6: Final answer
    x = 83,427.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.