Home / 269,216.10-403,046.55-164,240.10

Finding the Fourth Proportional to 269,216.10, 403,046.55 and 164,240.10

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Solution

The fourth proportional to 269,216.10, 403,046.55 and 164,240.10 is: 245,885.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,216.10 : 403,046.55 = 164,240.10 : x
  2. Step 2: Convert to fraction form
    269,216.10/403,046.55 = 164,240.10/x
  3. Step 3: Cross multiply
    269,216.10x = 403,046.55 × 164,240.10
  4. Step 4: Simplify right side
    269,216.10x = 66,196,405,676.66
  5. Step 5: Solve for x
    x = 66,196,405,676.66/269,216.10
  6. Step 6: Final answer
    x = 245,885.76

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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.