Home / 156,914.05-216,590.93-100,325.65

Finding the Fourth Proportional to 156,914.05, 216,590.93 and 100,325.65

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Solution

The fourth proportional to 156,914.05, 216,590.93 and 100,325.65 is: 138,481.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,914.05 : 216,590.93 = 100,325.65 : x
  2. Step 2: Convert to fraction form
    156,914.05/216,590.93 = 100,325.65/x
  3. Step 3: Cross multiply
    156,914.05x = 216,590.93 × 100,325.65
  4. Step 4: Simplify right side
    156,914.05x = 21,729,625,836.35
  5. Step 5: Solve for x
    x = 21,729,625,836.35/156,914.05
  6. Step 6: Final answer
    x = 138,481.07

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