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Finding the Fourth Proportional to 73,290.18, 109,935.53 and 17,886.18

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Solution

The fourth proportional to 73,290.18, 109,935.53 and 17,886.18 is: 26,829.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,290.18 : 109,935.53 = 17,886.18 : x
  2. Step 2: Convert to fraction form
    73,290.18/109,935.53 = 17,886.18/x
  3. Step 3: Cross multiply
    73,290.18x = 109,935.53 × 17,886.18
  4. Step 4: Simplify right side
    73,290.18x = 1,966,326,677.98
  5. Step 5: Solve for x
    x = 1,966,326,677.98/73,290.18
  6. Step 6: Final answer
    x = 26,829.33

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