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Finding the Fourth Proportional to 261,954.99, 392,603.67 and 112,018.91

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Solution

The fourth proportional to 261,954.99, 392,603.67 and 112,018.91 is: 167,887.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,954.99 : 392,603.67 = 112,018.91 : x
  2. Step 2: Convert to fraction form
    261,954.99/392,603.67 = 112,018.91/x
  3. Step 3: Cross multiply
    261,954.99x = 392,603.67 × 112,018.91
  4. Step 4: Simplify right side
    261,954.99x = 43,979,033,212.38
  5. Step 5: Solve for x
    x = 43,979,033,212.38/261,954.99
  6. Step 6: Final answer
    x = 167,887.75

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