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Finding the Fourth Proportional to 108,068.63, 149,111.56 and 62,722.40

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Solution

The fourth proportional to 108,068.63, 149,111.56 and 62,722.40 is: 86,543.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,068.63 : 149,111.56 = 62,722.40 : x
  2. Step 2: Convert to fraction form
    108,068.63/149,111.56 = 62,722.40/x
  3. Step 3: Cross multiply
    108,068.63x = 149,111.56 × 62,722.40
  4. Step 4: Simplify right side
    108,068.63x = 9,352,634,906.13
  5. Step 5: Solve for x
    x = 9,352,634,906.13/108,068.63
  6. Step 6: Final answer
    x = 86,543.48

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