Home / 154,062.18-212,584.62-86,070.72

Finding the Fourth Proportional to 154,062.18, 212,584.62 and 86,070.72

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Solution

The fourth proportional to 154,062.18, 212,584.62 and 86,070.72 is: 118,765.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,062.18 : 212,584.62 = 86,070.72 : x
  2. Step 2: Convert to fraction form
    154,062.18/212,584.62 = 86,070.72/x
  3. Step 3: Cross multiply
    154,062.18x = 212,584.62 × 86,070.72
  4. Step 4: Simplify right side
    154,062.18x = 18,297,311,304.33
  5. Step 5: Solve for x
    x = 18,297,311,304.33/154,062.18
  6. Step 6: Final answer
    x = 118,765.76

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