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Finding the Fourth Proportional to 167,749.79, 251,686.44 and 77,835.53

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Solution

The fourth proportional to 167,749.79, 251,686.44 and 77,835.53 is: 116,781.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,749.79 : 251,686.44 = 77,835.53 : x
  2. Step 2: Convert to fraction form
    167,749.79/251,686.44 = 77,835.53/x
  3. Step 3: Cross multiply
    167,749.79x = 251,686.44 × 77,835.53
  4. Step 4: Simplify right side
    167,749.79x = 19,590,148,080.43
  5. Step 5: Solve for x
    x = 19,590,148,080.43/167,749.79
  6. Step 6: Final answer
    x = 116,781.96

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