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Finding the Fourth Proportional to 212,702.84, 293,536.20 and 117,215.66

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Solution

The fourth proportional to 212,702.84, 293,536.20 and 117,215.66 is: 161,761.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,702.84 : 293,536.20 = 117,215.66 : x
  2. Step 2: Convert to fraction form
    212,702.84/293,536.20 = 117,215.66/x
  3. Step 3: Cross multiply
    212,702.84x = 293,536.20 × 117,215.66
  4. Step 4: Simplify right side
    212,702.84x = 34,407,039,416.89
  5. Step 5: Solve for x
    x = 34,407,039,416.89/212,702.84
  6. Step 6: Final answer
    x = 161,761.07

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