Home / 166,268.44-229,449.54-90,816.40

Finding the Fourth Proportional to 166,268.44, 229,449.54 and 90,816.40

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Solution

The fourth proportional to 166,268.44, 229,449.54 and 90,816.40 is: 125,326.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,268.44 : 229,449.54 = 90,816.40 : x
  2. Step 2: Convert to fraction form
    166,268.44/229,449.54 = 90,816.40/x
  3. Step 3: Cross multiply
    166,268.44x = 229,449.54 × 90,816.40
  4. Step 4: Simplify right side
    166,268.44x = 20,837,781,204.46
  5. Step 5: Solve for x
    x = 20,837,781,204.46/166,268.44
  6. Step 6: Final answer
    x = 125,326.14

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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.