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Finding the Fourth Proportional to 110,391.40, 165,630.30 and 40,277.80

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Solution

The fourth proportional to 110,391.40, 165,630.30 and 40,277.80 is: 60,432.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,391.40 : 165,630.30 = 40,277.80 : x
  2. Step 2: Convert to fraction form
    110,391.40/165,630.30 = 40,277.80/x
  3. Step 3: Cross multiply
    110,391.40x = 165,630.30 × 40,277.80
  4. Step 4: Simplify right side
    110,391.40x = 6,671,224,097.34
  5. Step 5: Solve for x
    x = 6,671,224,097.34/110,391.40
  6. Step 6: Final answer
    x = 60,432.46

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