Home / 269,435.62-403,151.86-169,126.30

Finding the Fourth Proportional to 269,435.62, 403,151.86 and 169,126.30

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Solution

The fourth proportional to 269,435.62, 403,151.86 and 169,126.30 is: 253,060.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,435.62 : 403,151.86 = 169,126.30 : x
  2. Step 2: Convert to fraction form
    269,435.62/403,151.86 = 169,126.30/x
  3. Step 3: Cross multiply
    269,435.62x = 403,151.86 × 169,126.30
  4. Step 4: Simplify right side
    269,435.62x = 68,183,582,419.92
  5. Step 5: Solve for x
    x = 68,183,582,419.92/269,435.62
  6. Step 6: Final answer
    x = 253,060.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.