Home / 126,793.54-190,208.85-38,054.06

Finding the Fourth Proportional to 126,793.54, 190,208.85 and 38,054.06

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Solution

The fourth proportional to 126,793.54, 190,208.85 and 38,054.06 is: 57,086.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,793.54 : 190,208.85 = 38,054.06 : x
  2. Step 2: Convert to fraction form
    126,793.54/190,208.85 = 38,054.06/x
  3. Step 3: Cross multiply
    126,793.54x = 190,208.85 × 38,054.06
  4. Step 4: Simplify right side
    126,793.54x = 7,238,218,990.43
  5. Step 5: Solve for x
    x = 7,238,218,990.43/126,793.54
  6. Step 6: Final answer
    x = 57,086.65

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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.