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Finding the Fourth Proportional to 99,409.52, 137,186.49 and 54,088.04

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Solution

The fourth proportional to 99,409.52, 137,186.49 and 54,088.04 is: 74,642.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,409.52 : 137,186.49 = 54,088.04 : x
  2. Step 2: Convert to fraction form
    99,409.52/137,186.49 = 54,088.04/x
  3. Step 3: Cross multiply
    99,409.52x = 137,186.49 × 54,088.04
  4. Step 4: Simplify right side
    99,409.52x = 7,420,148,358.58
  5. Step 5: Solve for x
    x = 7,420,148,358.58/99,409.52
  6. Step 6: Final answer
    x = 74,642.23

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