Home / 252,986.46-349,121.66-145,554.34

Finding the Fourth Proportional to 252,986.46, 349,121.66 and 145,554.34

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Solution

The fourth proportional to 252,986.46, 349,121.66 and 145,554.34 is: 200,865.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,986.46 : 349,121.66 = 145,554.34 : x
  2. Step 2: Convert to fraction form
    252,986.46/349,121.66 = 145,554.34/x
  3. Step 3: Cross multiply
    252,986.46x = 349,121.66 × 145,554.34
  4. Step 4: Simplify right side
    252,986.46x = 50,816,171,200.43
  5. Step 5: Solve for x
    x = 50,816,171,200.43/252,986.46
  6. Step 6: Final answer
    x = 200,865.18

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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.