Home / 222,120.12-332,646.30-127,062.12

Finding the Fourth Proportional to 222,120.12, 332,646.30 and 127,062.12

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Solution

The fourth proportional to 222,120.12, 332,646.30 and 127,062.12 is: 190,287.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,120.12 : 332,646.30 = 127,062.12 : x
  2. Step 2: Convert to fraction form
    222,120.12/332,646.30 = 127,062.12/x
  3. Step 3: Cross multiply
    222,120.12x = 332,646.30 × 127,062.12
  4. Step 4: Simplify right side
    222,120.12x = 42,266,744,088.16
  5. Step 5: Solve for x
    x = 42,266,744,088.16/222,120.12
  6. Step 6: Final answer
    x = 190,287.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.