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Finding the Fourth Proportional to 103,697.80, 155,568.66 and 58,740.28

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Solution

The fourth proportional to 103,697.80, 155,568.66 and 58,740.28 is: 88,122.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,697.80 : 155,568.66 = 58,740.28 : x
  2. Step 2: Convert to fraction form
    103,697.80/155,568.66 = 58,740.28/x
  3. Step 3: Cross multiply
    103,697.80x = 155,568.66 × 58,740.28
  4. Step 4: Simplify right side
    103,697.80x = 9,138,146,647.62
  5. Step 5: Solve for x
    x = 9,138,146,647.62/103,697.80
  6. Step 6: Final answer
    x = 88,122.86

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