Home / 284,069.03-426,104.15-115,470.36

Finding the Fourth Proportional to 284,069.03, 426,104.15 and 115,470.36

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Solution

The fourth proportional to 284,069.03, 426,104.15 and 115,470.36 is: 173,205.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,069.03 : 426,104.15 = 115,470.36 : x
  2. Step 2: Convert to fraction form
    284,069.03/426,104.15 = 115,470.36/x
  3. Step 3: Cross multiply
    284,069.03x = 426,104.15 × 115,470.36
  4. Step 4: Simplify right side
    284,069.03x = 49,202,399,020.64
  5. Step 5: Solve for x
    x = 49,202,399,020.64/284,069.03
  6. Step 6: Final answer
    x = 173,205.79

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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.