Home / 214,304.67-321,544.62-118,280.79

Finding the Fourth Proportional to 214,304.67, 321,544.62 and 118,280.79

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Solution

The fourth proportional to 214,304.67, 321,544.62 and 118,280.79 is: 177,469.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,304.67 : 321,544.62 = 118,280.79 : x
  2. Step 2: Convert to fraction form
    214,304.67/321,544.62 = 118,280.79/x
  3. Step 3: Cross multiply
    214,304.67x = 321,544.62 × 118,280.79
  4. Step 4: Simplify right side
    214,304.67x = 38,032,551,673.85
  5. Step 5: Solve for x
    x = 38,032,551,673.85/214,304.67
  6. Step 6: Final answer
    x = 177,469.54

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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.