Home / 126,367.39-189,550.73-51,469.93

Finding the Fourth Proportional to 126,367.39, 189,550.73 and 51,469.93

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Solution

The fourth proportional to 126,367.39, 189,550.73 and 51,469.93 is: 77,204.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,367.39 : 189,550.73 = 51,469.93 : x
  2. Step 2: Convert to fraction form
    126,367.39/189,550.73 = 51,469.93/x
  3. Step 3: Cross multiply
    126,367.39x = 189,550.73 × 51,469.93
  4. Step 4: Simplify right side
    126,367.39x = 9,756,163,170.16
  5. Step 5: Solve for x
    x = 9,756,163,170.16/126,367.39
  6. Step 6: Final answer
    x = 77,204.75

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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.