Home / 274,827.33-379,286.15-153,967.84

Finding the Fourth Proportional to 274,827.33, 379,286.15 and 153,967.84

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Solution

The fourth proportional to 274,827.33, 379,286.15 and 153,967.84 is: 212,489.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,827.33 : 379,286.15 = 153,967.84 : x
  2. Step 2: Convert to fraction form
    274,827.33/379,286.15 = 153,967.84/x
  3. Step 3: Cross multiply
    274,827.33x = 379,286.15 × 153,967.84
  4. Step 4: Simplify right side
    274,827.33x = 58,397,867,539.36
  5. Step 5: Solve for x
    x = 58,397,867,539.36/274,827.33
  6. Step 6: Final answer
    x = 212,489.30

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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.