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Finding the Fourth Proportional to 212,865.70, 293,767.86 and 117,372.22

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Solution

The fourth proportional to 212,865.70, 293,767.86 and 117,372.22 is: 161,980.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,865.70 : 293,767.86 = 117,372.22 : x
  2. Step 2: Convert to fraction form
    212,865.70/293,767.86 = 117,372.22/x
  3. Step 3: Cross multiply
    212,865.70x = 293,767.86 × 117,372.22
  4. Step 4: Simplify right side
    212,865.70x = 34,480,185,892.85
  5. Step 5: Solve for x
    x = 34,480,185,892.85/212,865.70
  6. Step 6: Final answer
    x = 161,980.94

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