Home / 222,297.39-306,770.36-120,322.83

Finding the Fourth Proportional to 222,297.39, 306,770.36 and 120,322.83

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Solution

The fourth proportional to 222,297.39, 306,770.36 and 120,322.83 is: 166,045.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,297.39 : 306,770.36 = 120,322.83 : x
  2. Step 2: Convert to fraction form
    222,297.39/306,770.36 = 120,322.83/x
  3. Step 3: Cross multiply
    222,297.39x = 306,770.36 × 120,322.83
  4. Step 4: Simplify right side
    222,297.39x = 36,911,477,273.70
  5. Step 5: Solve for x
    x = 36,911,477,273.70/222,297.39
  6. Step 6: Final answer
    x = 166,045.48

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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.