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Finding the Fourth Proportional to 74,032.76, 102,159.15 and 42,195.71

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Solution

The fourth proportional to 74,032.76, 102,159.15 and 42,195.71 is: 58,226.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,032.76 : 102,159.15 = 42,195.71 : x
  2. Step 2: Convert to fraction form
    74,032.76/102,159.15 = 42,195.71/x
  3. Step 3: Cross multiply
    74,032.76x = 102,159.15 × 42,195.71
  4. Step 4: Simplify right side
    74,032.76x = 4,310,677,867.25
  5. Step 5: Solve for x
    x = 4,310,677,867.25/74,032.76
  6. Step 6: Final answer
    x = 58,226.63

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