Home / 284,584.20-426,584.70-166,194.60

Finding the Fourth Proportional to 284,584.20, 426,584.70 and 166,194.60

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Solution

The fourth proportional to 284,584.20, 426,584.70 and 166,194.60 is: 249,121.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,584.20 : 426,584.70 = 166,194.60 : x
  2. Step 2: Convert to fraction form
    284,584.20/426,584.70 = 166,194.60/x
  3. Step 3: Cross multiply
    284,584.20x = 426,584.70 × 166,194.60
  4. Step 4: Simplify right side
    284,584.20x = 70,896,073,582.62
  5. Step 5: Solve for x
    x = 70,896,073,582.62/284,584.20
  6. Step 6: Final answer
    x = 249,121.61

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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.