Home / 295,229.14-407,449-166,171.54

Finding the Fourth Proportional to 295,229.14, 407,449 and 166,171.54

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Solution

The fourth proportional to 295,229.14, 407,449 and 166,171.54 is: 229,335.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,229.14 : 407,449 = 166,171.54 : x
  2. Step 2: Convert to fraction form
    295,229.14/407,449 = 166,171.54/x
  3. Step 3: Cross multiply
    295,229.14x = 407,449 × 166,171.54
  4. Step 4: Simplify right side
    295,229.14x = 67,706,427,801.46
  5. Step 5: Solve for x
    x = 67,706,427,801.46/295,229.14
  6. Step 6: Final answer
    x = 229,335.18

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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.