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Finding the Fourth Proportional to 65,215.10, 97,822.65 and 43,327.10

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Solution

The fourth proportional to 65,215.10, 97,822.65 and 43,327.10 is: 64,990.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,215.10 : 97,822.65 = 43,327.10 : x
  2. Step 2: Convert to fraction form
    65,215.10/97,822.65 = 43,327.10/x
  3. Step 3: Cross multiply
    65,215.10x = 97,822.65 × 43,327.10
  4. Step 4: Simplify right side
    65,215.10x = 4,238,371,738.82
  5. Step 5: Solve for x
    x = 4,238,371,738.82/65,215.10
  6. Step 6: Final answer
    x = 64,990.65

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