Home / 126,286.93-189,836.37-101,601.17

Finding the Fourth Proportional to 126,286.93, 189,836.37 and 101,601.17

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Solution

The fourth proportional to 126,286.93, 189,836.37 and 101,601.17 is: 152,728.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,286.93 : 189,836.37 = 101,601.17 : x
  2. Step 2: Convert to fraction form
    126,286.93/189,836.37 = 101,601.17/x
  3. Step 3: Cross multiply
    126,286.93x = 189,836.37 × 101,601.17
  4. Step 4: Simplify right side
    126,286.93x = 19,287,596,351.37
  5. Step 5: Solve for x
    x = 19,287,596,351.37/126,286.93
  6. Step 6: Final answer
    x = 152,728.37

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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.