Home / 225,614.46-311,337.27-135,020.27

Finding the Fourth Proportional to 225,614.46, 311,337.27 and 135,020.27

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Solution

The fourth proportional to 225,614.46, 311,337.27 and 135,020.27 is: 186,321.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,614.46 : 311,337.27 = 135,020.27 : x
  2. Step 2: Convert to fraction form
    225,614.46/311,337.27 = 135,020.27/x
  3. Step 3: Cross multiply
    225,614.46x = 311,337.27 × 135,020.27
  4. Step 4: Simplify right side
    225,614.46x = 42,036,842,256.46
  5. Step 5: Solve for x
    x = 42,036,842,256.46/225,614.46
  6. Step 6: Final answer
    x = 186,321.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.