Home / 97,638.12-146,334-77,835.24

Finding the Fourth Proportional to 97,638.12, 146,334 and 77,835.24

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Solution

The fourth proportional to 97,638.12, 146,334 and 77,835.24 is: 116,654.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,638.12 : 146,334 = 77,835.24 : x
  2. Step 2: Convert to fraction form
    97,638.12/146,334 = 77,835.24/x
  3. Step 3: Cross multiply
    97,638.12x = 146,334 × 77,835.24
  4. Step 4: Simplify right side
    97,638.12x = 11,389,942,010.16
  5. Step 5: Solve for x
    x = 11,389,942,010.16/97,638.12
  6. Step 6: Final answer
    x = 116,654.66

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