Home / 126,743.60-190,047.20-50,804.03

Finding the Fourth Proportional to 126,743.60, 190,047.20 and 50,804.03

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Solution

The fourth proportional to 126,743.60, 190,047.20 and 50,804.03 is: 76,178.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,743.60 : 190,047.20 = 50,804.03 : x
  2. Step 2: Convert to fraction form
    126,743.60/190,047.20 = 50,804.03/x
  3. Step 3: Cross multiply
    126,743.60x = 190,047.20 × 50,804.03
  4. Step 4: Simplify right side
    126,743.60x = 9,655,162,826.99
  5. Step 5: Solve for x
    x = 9,655,162,826.99/126,743.60
  6. Step 6: Final answer
    x = 76,178.70

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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.