Home / 222,404.46-306,940.13-126,925.50

Finding the Fourth Proportional to 222,404.46, 306,940.13 and 126,925.50

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Solution

The fourth proportional to 222,404.46, 306,940.13 and 126,925.50 is: 175,169.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,404.46 : 306,940.13 = 126,925.50 : x
  2. Step 2: Convert to fraction form
    222,404.46/306,940.13 = 126,925.50/x
  3. Step 3: Cross multiply
    222,404.46x = 306,940.13 × 126,925.50
  4. Step 4: Simplify right side
    222,404.46x = 38,958,529,470.32
  5. Step 5: Solve for x
    x = 38,958,529,470.32/222,404.46
  6. Step 6: Final answer
    x = 175,169.73

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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.