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Finding the Fourth Proportional to 134,639.76, 185,801.84 and 74,210.52

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Solution

The fourth proportional to 134,639.76, 185,801.84 and 74,210.52 is: 102,409.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,639.76 : 185,801.84 = 74,210.52 : x
  2. Step 2: Convert to fraction form
    134,639.76/185,801.84 = 74,210.52/x
  3. Step 3: Cross multiply
    134,639.76x = 185,801.84 × 74,210.52
  4. Step 4: Simplify right side
    134,639.76x = 13,788,449,863.30
  5. Step 5: Solve for x
    x = 13,788,449,863.30/134,639.76
  6. Step 6: Final answer
    x = 102,409.94

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