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Finding the Fourth Proportional to 164,329.20, 246,501.90 and 85,597.20

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Solution

The fourth proportional to 164,329.20, 246,501.90 and 85,597.20 is: 128,400.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,329.20 : 246,501.90 = 85,597.20 : x
  2. Step 2: Convert to fraction form
    164,329.20/246,501.90 = 85,597.20/x
  3. Step 3: Cross multiply
    164,329.20x = 246,501.90 × 85,597.20
  4. Step 4: Simplify right side
    164,329.20x = 21,099,872,434.68
  5. Step 5: Solve for x
    x = 21,099,872,434.68/164,329.20
  6. Step 6: Final answer
    x = 128,400.02

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