Home / 269,239.18-403,854.24-79,698.73

Finding the Fourth Proportional to 269,239.18, 403,854.24 and 79,698.73

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Solution

The fourth proportional to 269,239.18, 403,854.24 and 79,698.73 is: 119,546.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,239.18 : 403,854.24 = 79,698.73 : x
  2. Step 2: Convert to fraction form
    269,239.18/403,854.24 = 79,698.73/x
  3. Step 3: Cross multiply
    269,239.18x = 403,854.24 × 79,698.73
  4. Step 4: Simplify right side
    269,239.18x = 32,186,670,033.12
  5. Step 5: Solve for x
    x = 32,186,670,033.12/269,239.18
  6. Step 6: Final answer
    x = 119,546.75

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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.