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Finding the Fourth Proportional to 141,702.16, 212,684.48 and 71,630.68

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Solution

The fourth proportional to 141,702.16, 212,684.48 and 71,630.68 is: 107,512.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,702.16 : 212,684.48 = 71,630.68 : x
  2. Step 2: Convert to fraction form
    141,702.16/212,684.48 = 71,630.68/x
  3. Step 3: Cross multiply
    141,702.16x = 212,684.48 × 71,630.68
  4. Step 4: Simplify right side
    141,702.16x = 15,234,733,927.85
  5. Step 5: Solve for x
    x = 15,234,733,927.85/141,702.16
  6. Step 6: Final answer
    x = 107,512.36

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