Home / 126,960.01-190,424.44-73,680.97

Finding the Fourth Proportional to 126,960.01, 190,424.44 and 73,680.97

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Solution

The fourth proportional to 126,960.01, 190,424.44 and 73,680.97 is: 110,512.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,960.01 : 190,424.44 = 73,680.97 : x
  2. Step 2: Convert to fraction form
    126,960.01/190,424.44 = 73,680.97/x
  3. Step 3: Cross multiply
    126,960.01x = 190,424.44 × 73,680.97
  4. Step 4: Simplify right side
    126,960.01x = 14,030,657,348.47
  5. Step 5: Solve for x
    x = 14,030,657,348.47/126,960.01
  6. Step 6: Final answer
    x = 110,512.42

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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.