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Finding the Fourth Proportional to 110,007.80, 165,011.70 and 103,556.60

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Solution

The fourth proportional to 110,007.80, 165,011.70 and 103,556.60 is: 155,334.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,007.80 : 165,011.70 = 103,556.60 : x
  2. Step 2: Convert to fraction form
    110,007.80/165,011.70 = 103,556.60/x
  3. Step 3: Cross multiply
    110,007.80x = 165,011.70 × 103,556.60
  4. Step 4: Simplify right side
    110,007.80x = 17,088,050,612.22
  5. Step 5: Solve for x
    x = 17,088,050,612.22/110,007.80
  6. Step 6: Final answer
    x = 155,334.90

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