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Finding the Fourth Proportional to 75,920.97, 113,950.98 and 38,506.89

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Solution

The fourth proportional to 75,920.97, 113,950.98 and 38,506.89 is: 57,795.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,920.97 : 113,950.98 = 38,506.89 : x
  2. Step 2: Convert to fraction form
    75,920.97/113,950.98 = 38,506.89/x
  3. Step 3: Cross multiply
    75,920.97x = 113,950.98 × 38,506.89
  4. Step 4: Simplify right side
    75,920.97x = 4,387,897,852.25
  5. Step 5: Solve for x
    x = 4,387,897,852.25/75,920.97
  6. Step 6: Final answer
    x = 57,795.60

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