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Finding the Fourth Proportional to 102,539.70, 153,830.07 and 43,375.14

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Solution

The fourth proportional to 102,539.70, 153,830.07 and 43,375.14 is: 65,071.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,539.70 : 153,830.07 = 43,375.14 : x
  2. Step 2: Convert to fraction form
    102,539.70/153,830.07 = 43,375.14/x
  3. Step 3: Cross multiply
    102,539.70x = 153,830.07 × 43,375.14
  4. Step 4: Simplify right side
    102,539.70x = 6,672,400,822.46
  5. Step 5: Solve for x
    x = 6,672,400,822.46/102,539.70
  6. Step 6: Final answer
    x = 65,071.39

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