Home / 126,587.49-189,974.69-60,027.84

Finding the Fourth Proportional to 126,587.49, 189,974.69 and 60,027.84

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Solution

The fourth proportional to 126,587.49, 189,974.69 and 60,027.84 is: 90,086.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,587.49 : 189,974.69 = 60,027.84 : x
  2. Step 2: Convert to fraction form
    126,587.49/189,974.69 = 60,027.84/x
  3. Step 3: Cross multiply
    126,587.49x = 189,974.69 × 60,027.84
  4. Step 4: Simplify right side
    126,587.49x = 11,403,770,295.37
  5. Step 5: Solve for x
    x = 11,403,770,295.37/126,587.49
  6. Step 6: Final answer
    x = 90,086.08

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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.