Home / 270,231.17-372,912.45-149,369.35

Finding the Fourth Proportional to 270,231.17, 372,912.45 and 149,369.35

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Solution

The fourth proportional to 270,231.17, 372,912.45 and 149,369.35 is: 206,126.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,231.17 : 372,912.45 = 149,369.35 : x
  2. Step 2: Convert to fraction form
    270,231.17/372,912.45 = 149,369.35/x
  3. Step 3: Cross multiply
    270,231.17x = 372,912.45 × 149,369.35
  4. Step 4: Simplify right side
    270,231.17x = 55,701,690,263.41
  5. Step 5: Solve for x
    x = 55,701,690,263.41/270,231.17
  6. Step 6: Final answer
    x = 206,126.07

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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.