Home / 222,266.32-306,651.36-126,703.96

Finding the Fourth Proportional to 222,266.32, 306,651.36 and 126,703.96

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Solution

The fourth proportional to 222,266.32, 306,651.36 and 126,703.96 is: 174,808.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,266.32 : 306,651.36 = 126,703.96 : x
  2. Step 2: Convert to fraction form
    222,266.32/306,651.36 = 126,703.96/x
  3. Step 3: Cross multiply
    222,266.32x = 306,651.36 × 126,703.96
  4. Step 4: Simplify right side
    222,266.32x = 38,853,941,651.39
  5. Step 5: Solve for x
    x = 38,853,941,651.39/222,266.32
  6. Step 6: Final answer
    x = 174,808.05

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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.