Home / 219,476.26-329,198.06-79,235.02

Finding the Fourth Proportional to 219,476.26, 329,198.06 and 79,235.02

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Solution

The fourth proportional to 219,476.26, 329,198.06 and 79,235.02 is: 118,846.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,476.26 : 329,198.06 = 79,235.02 : x
  2. Step 2: Convert to fraction form
    219,476.26/329,198.06 = 79,235.02/x
  3. Step 3: Cross multiply
    219,476.26x = 329,198.06 × 79,235.02
  4. Step 4: Simplify right side
    219,476.26x = 26,084,014,471.89
  5. Step 5: Solve for x
    x = 26,084,014,471.89/219,476.26
  6. Step 6: Final answer
    x = 118,846.63

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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.