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Finding the Fourth Proportional to 109,462.49, 151,058.01 and 61,715.51

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Solution

The fourth proportional to 109,462.49, 151,058.01 and 61,715.51 is: 85,167.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,462.49 : 151,058.01 = 61,715.51 : x
  2. Step 2: Convert to fraction form
    109,462.49/151,058.01 = 61,715.51/x
  3. Step 3: Cross multiply
    109,462.49x = 151,058.01 × 61,715.51
  4. Step 4: Simplify right side
    109,462.49x = 9,322,622,126.74
  5. Step 5: Solve for x
    x = 9,322,622,126.74/109,462.49
  6. Step 6: Final answer
    x = 85,167.28

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