Home / 213,334.56-294,423.66-122,693.94

Finding the Fourth Proportional to 213,334.56, 294,423.66 and 122,693.94

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Solution

The fourth proportional to 213,334.56, 294,423.66 and 122,693.94 is: 169,330.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,334.56 : 294,423.66 = 122,693.94 : x
  2. Step 2: Convert to fraction form
    213,334.56/294,423.66 = 122,693.94/x
  3. Step 3: Cross multiply
    213,334.56x = 294,423.66 × 122,693.94
  4. Step 4: Simplify right side
    213,334.56x = 36,123,998,874.62
  5. Step 5: Solve for x
    x = 36,123,998,874.62/213,334.56
  6. Step 6: Final answer
    x = 169,330.27

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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.