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Finding the Fourth Proportional to 109,877, 164,717.76 and 39,740.72

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Solution

The fourth proportional to 109,877, 164,717.76 and 39,740.72 is: 59,575.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,877 : 164,717.76 = 39,740.72 : x
  2. Step 2: Convert to fraction form
    109,877/164,717.76 = 39,740.72/x
  3. Step 3: Cross multiply
    109,877x = 164,717.76 × 39,740.72
  4. Step 4: Simplify right side
    109,877x = 6,546,002,379.19
  5. Step 5: Solve for x
    x = 6,546,002,379.19/109,877
  6. Step 6: Final answer
    x = 59,575.73

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