Home / 199,018.26-274,703.13-159,010.74

Finding the Fourth Proportional to 199,018.26, 274,703.13 and 159,010.74

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Solution

The fourth proportional to 199,018.26, 274,703.13 and 159,010.74 is: 219,481.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,018.26 : 274,703.13 = 159,010.74 : x
  2. Step 2: Convert to fraction form
    199,018.26/274,703.13 = 159,010.74/x
  3. Step 3: Cross multiply
    199,018.26x = 274,703.13 × 159,010.74
  4. Step 4: Simplify right side
    199,018.26x = 43,680,747,981.62
  5. Step 5: Solve for x
    x = 43,680,747,981.62/199,018.26
  6. Step 6: Final answer
    x = 219,481.11

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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.