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Finding the Fourth Proportional to 115,090.59, 158,832.99 and 69,770.48

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Solution

The fourth proportional to 115,090.59, 158,832.99 and 69,770.48 is: 96,288.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,090.59 : 158,832.99 = 69,770.48 : x
  2. Step 2: Convert to fraction form
    115,090.59/158,832.99 = 69,770.48/x
  3. Step 3: Cross multiply
    115,090.59x = 158,832.99 × 69,770.48
  4. Step 4: Simplify right side
    115,090.59x = 11,081,854,412.32
  5. Step 5: Solve for x
    x = 11,081,854,412.32/115,090.59
  6. Step 6: Final answer
    x = 96,288.10

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