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Finding the Fourth Proportional to 238,590.47, 357,876.36 and 80,818.92

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Solution

The fourth proportional to 238,590.47, 357,876.36 and 80,818.92 is: 121,225.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,590.47 : 357,876.36 = 80,818.92 : x
  2. Step 2: Convert to fraction form
    238,590.47/357,876.36 = 80,818.92/x
  3. Step 3: Cross multiply
    238,590.47x = 357,876.36 × 80,818.92
  4. Step 4: Simplify right side
    238,590.47x = 28,923,182,553.84
  5. Step 5: Solve for x
    x = 28,923,182,553.84/238,590.47
  6. Step 6: Final answer
    x = 121,225.22

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