Home / 213,344.76-294,396.68-122,676.60

Finding the Fourth Proportional to 213,344.76, 294,396.68 and 122,676.60

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Solution

The fourth proportional to 213,344.76, 294,396.68 and 122,676.60 is: 169,282.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,344.76 : 294,396.68 = 122,676.60 : x
  2. Step 2: Convert to fraction form
    213,344.76/294,396.68 = 122,676.60/x
  3. Step 3: Cross multiply
    213,344.76x = 294,396.68 × 122,676.60
  4. Step 4: Simplify right side
    213,344.76x = 36,115,583,753.69
  5. Step 5: Solve for x
    x = 36,115,583,753.69/213,344.76
  6. Step 6: Final answer
    x = 169,282.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.