Home / 126,842.09-190,272.00-50,940.63

Finding the Fourth Proportional to 126,842.09, 190,272.00 and 50,940.63

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Solution

The fourth proportional to 126,842.09, 190,272.00 and 50,940.63 is: 76,414.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,842.09 : 190,272.00 = 50,940.63 : x
  2. Step 2: Convert to fraction form
    126,842.09/190,272.00 = 50,940.63/x
  3. Step 3: Cross multiply
    126,842.09x = 190,272.00 × 50,940.63
  4. Step 4: Simplify right side
    126,842.09x = 9,692,575,742.39
  5. Step 5: Solve for x
    x = 9,692,575,742.39/126,842.09
  6. Step 6: Final answer
    x = 76,414.51

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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.