Home / 123,623.01-185,585.89-81,538.29

Finding the Fourth Proportional to 123,623.01, 185,585.89 and 81,538.29

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Solution

The fourth proportional to 123,623.01, 185,585.89 and 81,538.29 is: 122,407.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,623.01 : 185,585.89 = 81,538.29 : x
  2. Step 2: Convert to fraction form
    123,623.01/185,585.89 = 81,538.29/x
  3. Step 3: Cross multiply
    123,623.01x = 185,585.89 × 81,538.29
  4. Step 4: Simplify right side
    123,623.01x = 15,132,354,783.11
  5. Step 5: Solve for x
    x = 15,132,354,783.11/123,623.01
  6. Step 6: Final answer
    x = 122,407.27

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