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Finding the Fourth Proportional to 89,582.36, 134,385.89 and 30,402.14

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Solution

The fourth proportional to 89,582.36, 134,385.89 and 30,402.14 is: 45,607.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,582.36 : 134,385.89 = 30,402.14 : x
  2. Step 2: Convert to fraction form
    89,582.36/134,385.89 = 30,402.14/x
  3. Step 3: Cross multiply
    89,582.36x = 134,385.89 × 30,402.14
  4. Step 4: Simplify right side
    89,582.36x = 4,085,617,817.86
  5. Step 5: Solve for x
    x = 4,085,617,817.86/89,582.36
  6. Step 6: Final answer
    x = 45,607.39

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