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Finding the Fourth Proportional to 211,333.48, 291,670.08 and 130,786.96

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Solution

The fourth proportional to 211,333.48, 291,670.08 and 130,786.96 is: 180,504.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,333.48 : 291,670.08 = 130,786.96 : x
  2. Step 2: Convert to fraction form
    211,333.48/291,670.08 = 130,786.96/x
  3. Step 3: Cross multiply
    211,333.48x = 291,670.08 × 130,786.96
  4. Step 4: Simplify right side
    211,333.48x = 38,146,643,086.16
  5. Step 5: Solve for x
    x = 38,146,643,086.16/211,333.48
  6. Step 6: Final answer
    x = 180,504.50

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