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Finding the Fourth Proportional to 261,945.99, 392,590.17 and 112,009.91

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Solution

The fourth proportional to 261,945.99, 392,590.17 and 112,009.91 is: 167,874.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,945.99 : 392,590.17 = 112,009.91 : x
  2. Step 2: Convert to fraction form
    261,945.99/392,590.17 = 112,009.91/x
  3. Step 3: Cross multiply
    261,945.99x = 392,590.17 × 112,009.91
  4. Step 4: Simplify right side
    261,945.99x = 43,973,987,645.63
  5. Step 5: Solve for x
    x = 43,973,987,645.63/261,945.99
  6. Step 6: Final answer
    x = 167,874.25

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