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Finding the Fourth Proportional to 103,808.55, 155,655.23 and 41,408.55

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Solution

The fourth proportional to 103,808.55, 155,655.23 and 41,408.55 is: 62,089.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,808.55 : 155,655.23 = 41,408.55 : x
  2. Step 2: Convert to fraction form
    103,808.55/155,655.23 = 41,408.55/x
  3. Step 3: Cross multiply
    103,808.55x = 155,655.23 × 41,408.55
  4. Step 4: Simplify right side
    103,808.55x = 6,445,457,167.17
  5. Step 5: Solve for x
    x = 6,445,457,167.17/103,808.55
  6. Step 6: Final answer
    x = 62,089.85

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