Home / 272,759.43-376,381.06-151,911.97

Finding the Fourth Proportional to 272,759.43, 376,381.06 and 151,911.97

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Solution

The fourth proportional to 272,759.43, 376,381.06 and 151,911.97 is: 209,623.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,759.43 : 376,381.06 = 151,911.97 : x
  2. Step 2: Convert to fraction form
    272,759.43/376,381.06 = 151,911.97/x
  3. Step 3: Cross multiply
    272,759.43x = 376,381.06 × 151,911.97
  4. Step 4: Simplify right side
    272,759.43x = 57,176,786,974.56
  5. Step 5: Solve for x
    x = 57,176,786,974.56/272,759.43
  6. Step 6: Final answer
    x = 209,623.50

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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.