Home / 84,584.20-126,884.94-29,173

Finding the Fourth Proportional to 84,584.20, 126,884.94 and 29,173

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Solution

The fourth proportional to 84,584.20, 126,884.94 and 29,173 is: 43,762.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,584.20 : 126,884.94 = 29,173 : x
  2. Step 2: Convert to fraction form
    84,584.20/126,884.94 = 29,173/x
  3. Step 3: Cross multiply
    84,584.20x = 126,884.94 × 29,173
  4. Step 4: Simplify right side
    84,584.20x = 3,701,614,354.62
  5. Step 5: Solve for x
    x = 3,701,614,354.62/84,584.20
  6. Step 6: Final answer
    x = 43,762.48

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1.5x scale

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.