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Finding the Fourth Proportional to 98,386.10, 135,772.16 and 55,944.62

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Solution

The fourth proportional to 98,386.10, 135,772.16 and 55,944.62 is: 77,203.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,386.10 : 135,772.16 = 55,944.62 : x
  2. Step 2: Convert to fraction form
    98,386.10/135,772.16 = 55,944.62/x
  3. Step 3: Cross multiply
    98,386.10x = 135,772.16 × 55,944.62
  4. Step 4: Simplify right side
    98,386.10x = 7,595,721,897.78
  5. Step 5: Solve for x
    x = 7,595,721,897.78/98,386.10
  6. Step 6: Final answer
    x = 77,203.20

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