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Finding the Fourth Proportional to 232,486.96, 348,903.78 and 90,354.64

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Solution

The fourth proportional to 232,486.96, 348,903.78 and 90,354.64 is: 135,599.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,486.96 : 348,903.78 = 90,354.64 : x
  2. Step 2: Convert to fraction form
    232,486.96/348,903.78 = 90,354.64/x
  3. Step 3: Cross multiply
    232,486.96x = 348,903.78 × 90,354.64
  4. Step 4: Simplify right side
    232,486.96x = 31,525,075,436.54
  5. Step 5: Solve for x
    x = 31,525,075,436.54/232,486.96
  6. Step 6: Final answer
    x = 135,599.33

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