Home / 268,149.07-370,047.25-147,286.34

Finding the Fourth Proportional to 268,149.07, 370,047.25 and 147,286.34

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Solution

The fourth proportional to 268,149.07, 370,047.25 and 147,286.34 is: 203,255.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,149.07 : 370,047.25 = 147,286.34 : x
  2. Step 2: Convert to fraction form
    268,149.07/370,047.25 = 147,286.34/x
  3. Step 3: Cross multiply
    268,149.07x = 370,047.25 × 147,286.34
  4. Step 4: Simplify right side
    268,149.07x = 54,502,905,079.57
  5. Step 5: Solve for x
    x = 54,502,905,079.57/268,149.07
  6. Step 6: Final answer
    x = 203,255.99

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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.