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Finding the Fourth Proportional to 75,008.60, 112,383.30 and 48,699.80

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Solution

The fourth proportional to 75,008.60, 112,383.30 and 48,699.80 is: 72,965.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,008.60 : 112,383.30 = 48,699.80 : x
  2. Step 2: Convert to fraction form
    75,008.60/112,383.30 = 48,699.80/x
  3. Step 3: Cross multiply
    75,008.60x = 112,383.30 × 48,699.80
  4. Step 4: Simplify right side
    75,008.60x = 5,473,044,233.34
  5. Step 5: Solve for x
    x = 5,473,044,233.34/75,008.60
  6. Step 6: Final answer
    x = 72,965.56

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