Home / 121,765.20-182,647.80-92,240.70

Finding the Fourth Proportional to 121,765.20, 182,647.80 and 92,240.70

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Solution

The fourth proportional to 121,765.20, 182,647.80 and 92,240.70 is: 138,361.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,765.20 : 182,647.80 = 92,240.70 : x
  2. Step 2: Convert to fraction form
    121,765.20/182,647.80 = 92,240.70/x
  3. Step 3: Cross multiply
    121,765.20x = 182,647.80 × 92,240.70
  4. Step 4: Simplify right side
    121,765.20x = 16,847,560,925.46
  5. Step 5: Solve for x
    x = 16,847,560,925.46/121,765.20
  6. Step 6: Final answer
    x = 138,361.05

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