Home / 115,330.89-172,995.30-36,445.13

Finding the Fourth Proportional to 115,330.89, 172,995.30 and 36,445.13

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Solution

The fourth proportional to 115,330.89, 172,995.30 and 36,445.13 is: 54,667.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,330.89 : 172,995.30 = 36,445.13 : x
  2. Step 2: Convert to fraction form
    115,330.89/172,995.30 = 36,445.13/x
  3. Step 3: Cross multiply
    115,330.89x = 172,995.30 × 36,445.13
  4. Step 4: Simplify right side
    115,330.89x = 6,304,836,197.89
  5. Step 5: Solve for x
    x = 6,304,836,197.89/115,330.89
  6. Step 6: Final answer
    x = 54,667.37

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