Home / 126,571.03-189,949.97-60,011.40

Finding the Fourth Proportional to 126,571.03, 189,949.97 and 60,011.40

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Solution

The fourth proportional to 126,571.03, 189,949.97 and 60,011.40 is: 90,061.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,571.03 : 189,949.97 = 60,011.40 : x
  2. Step 2: Convert to fraction form
    126,571.03/189,949.97 = 60,011.40/x
  3. Step 3: Cross multiply
    126,571.03x = 189,949.97 × 60,011.40
  4. Step 4: Simplify right side
    126,571.03x = 11,399,163,629.66
  5. Step 5: Solve for x
    x = 11,399,163,629.66/126,571.03
  6. Step 6: Final answer
    x = 90,061.40

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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.