Home / 54,318.79-74,949.87-34,954.73

Finding the Fourth Proportional to 54,318.79, 74,949.87 and 34,954.73

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Solution

The fourth proportional to 54,318.79, 74,949.87 and 34,954.73 is: 48,231.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,318.79 : 74,949.87 = 34,954.73 : x
  2. Step 2: Convert to fraction form
    54,318.79/74,949.87 = 34,954.73/x
  3. Step 3: Cross multiply
    54,318.79x = 74,949.87 × 34,954.73
  4. Step 4: Simplify right side
    54,318.79x = 2,619,852,469.39
  5. Step 5: Solve for x
    x = 2,619,852,469.39/54,318.79
  6. Step 6: Final answer
    x = 48,231.05

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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.