Home / 225,929.56-311,527.14-144,148.36

Finding the Fourth Proportional to 225,929.56, 311,527.14 and 144,148.36

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Solution

The fourth proportional to 225,929.56, 311,527.14 and 144,148.36 is: 198,761.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,929.56 : 311,527.14 = 144,148.36 : x
  2. Step 2: Convert to fraction form
    225,929.56/311,527.14 = 144,148.36/x
  3. Step 3: Cross multiply
    225,929.56x = 311,527.14 × 144,148.36
  4. Step 4: Simplify right side
    225,929.56x = 44,906,126,326.49
  5. Step 5: Solve for x
    x = 44,906,126,326.49/225,929.56
  6. Step 6: Final answer
    x = 198,761.62

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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.