Home / 163,022.80-244,534.20-74,449.30

Finding the Fourth Proportional to 163,022.80, 244,534.20 and 74,449.30

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Solution

The fourth proportional to 163,022.80, 244,534.20 and 74,449.30 is: 111,673.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,022.80 : 244,534.20 = 74,449.30 : x
  2. Step 2: Convert to fraction form
    163,022.80/244,534.20 = 74,449.30/x
  3. Step 3: Cross multiply
    163,022.80x = 244,534.20 × 74,449.30
  4. Step 4: Simplify right side
    163,022.80x = 18,205,400,016.06
  5. Step 5: Solve for x
    x = 18,205,400,016.06/163,022.80
  6. Step 6: Final answer
    x = 111,673.95

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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.