Home / 140,286.54-210,474.65-50,268.48

Finding the Fourth Proportional to 140,286.54, 210,474.65 and 50,268.48

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Solution

The fourth proportional to 140,286.54, 210,474.65 and 50,268.48 is: 75,418.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,286.54 : 210,474.65 = 50,268.48 : x
  2. Step 2: Convert to fraction form
    140,286.54/210,474.65 = 50,268.48/x
  3. Step 3: Cross multiply
    140,286.54x = 210,474.65 × 50,268.48
  4. Step 4: Simplify right side
    140,286.54x = 10,580,240,482.69
  5. Step 5: Solve for x
    x = 10,580,240,482.69/140,286.54
  6. Step 6: Final answer
    x = 75,418.79

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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.