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Finding the Fourth Proportional to 139,194.13, 192,088.40 and 75,531.93

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Solution

The fourth proportional to 139,194.13, 192,088.40 and 75,531.93 is: 104,234.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,194.13 : 192,088.40 = 75,531.93 : x
  2. Step 2: Convert to fraction form
    139,194.13/192,088.40 = 75,531.93/x
  3. Step 3: Cross multiply
    139,194.13x = 192,088.40 × 75,531.93
  4. Step 4: Simplify right side
    139,194.13x = 14,508,807,582.61
  5. Step 5: Solve for x
    x = 14,508,807,582.61/139,194.13
  6. Step 6: Final answer
    x = 104,234.34

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