Home / 218,022.08-327,171.69-112,841.06

Finding the Fourth Proportional to 218,022.08, 327,171.69 and 112,841.06

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Solution

The fourth proportional to 218,022.08, 327,171.69 and 112,841.06 is: 169,333.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,022.08 : 327,171.69 = 112,841.06 : x
  2. Step 2: Convert to fraction form
    218,022.08/327,171.69 = 112,841.06/x
  3. Step 3: Cross multiply
    218,022.08x = 327,171.69 × 112,841.06
  4. Step 4: Simplify right side
    218,022.08x = 36,918,398,665.73
  5. Step 5: Solve for x
    x = 36,918,398,665.73/218,022.08
  6. Step 6: Final answer
    x = 169,333.31

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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.