Home / 143,724.54-215,777.55-122,799.04

Finding the Fourth Proportional to 143,724.54, 215,777.55 and 122,799.04

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Solution

The fourth proportional to 143,724.54, 215,777.55 and 122,799.04 is: 184,361.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,724.54 : 215,777.55 = 122,799.04 : x
  2. Step 2: Convert to fraction form
    143,724.54/215,777.55 = 122,799.04/x
  3. Step 3: Cross multiply
    143,724.54x = 215,777.55 × 122,799.04
  4. Step 4: Simplify right side
    143,724.54x = 26,497,275,993.55
  5. Step 5: Solve for x
    x = 26,497,275,993.55/143,724.54
  6. Step 6: Final answer
    x = 184,361.53

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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.