Home / 366,836.65-550,378.07-142,204.41

Finding the Fourth Proportional to 366,836.65, 550,378.07 and 142,204.41

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Solution

The fourth proportional to 366,836.65, 550,378.07 and 142,204.41 is: 213,354.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,836.65 : 550,378.07 = 142,204.41 : x
  2. Step 2: Convert to fraction form
    366,836.65/550,378.07 = 142,204.41/x
  3. Step 3: Cross multiply
    366,836.65x = 550,378.07 × 142,204.41
  4. Step 4: Simplify right side
    366,836.65x = 78,266,188,143.58
  5. Step 5: Solve for x
    x = 78,266,188,143.58/366,836.65
  6. Step 6: Final answer
    x = 213,354.33

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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.