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Finding the Fourth Proportional to 85,841.76, 118,460.36 and 47,601.36

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Solution

The fourth proportional to 85,841.76, 118,460.36 and 47,601.36 is: 65,689.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,841.76 : 118,460.36 = 47,601.36 : x
  2. Step 2: Convert to fraction form
    85,841.76/118,460.36 = 47,601.36/x
  3. Step 3: Cross multiply
    85,841.76x = 118,460.36 × 47,601.36
  4. Step 4: Simplify right side
    85,841.76x = 5,638,874,242.09
  5. Step 5: Solve for x
    x = 5,638,874,242.09/85,841.76
  6. Step 6: Final answer
    x = 65,689.17

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