Home / 222,257.96-306,712.89-126,766.25

Finding the Fourth Proportional to 222,257.96, 306,712.89 and 126,766.25

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Solution

The fourth proportional to 222,257.96, 306,712.89 and 126,766.25 is: 174,935.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,257.96 : 306,712.89 = 126,766.25 : x
  2. Step 2: Convert to fraction form
    222,257.96/306,712.89 = 126,766.25/x
  3. Step 3: Cross multiply
    222,257.96x = 306,712.89 × 126,766.25
  4. Step 4: Simplify right side
    222,257.96x = 38,880,843,658.74
  5. Step 5: Solve for x
    x = 38,880,843,658.74/222,257.96
  6. Step 6: Final answer
    x = 174,935.66

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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.