Home / 132,916.49-183,321.09-85,174.28

Finding the Fourth Proportional to 132,916.49, 183,321.09 and 85,174.28

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Solution

The fourth proportional to 132,916.49, 183,321.09 and 85,174.28 is: 117,474.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,916.49 : 183,321.09 = 85,174.28 : x
  2. Step 2: Convert to fraction form
    132,916.49/183,321.09 = 85,174.28/x
  3. Step 3: Cross multiply
    132,916.49x = 183,321.09 × 85,174.28
  4. Step 4: Simplify right side
    132,916.49x = 15,614,242,651.60
  5. Step 5: Solve for x
    x = 15,614,242,651.60/132,916.49
  6. Step 6: Final answer
    x = 117,474.08

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