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Finding the Fourth Proportional to 180,540.75, 249,126.11 and 99,948.09

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Solution

The fourth proportional to 180,540.75, 249,126.11 and 99,948.09 is: 137,917.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,540.75 : 249,126.11 = 99,948.09 : x
  2. Step 2: Convert to fraction form
    180,540.75/249,126.11 = 99,948.09/x
  3. Step 3: Cross multiply
    180,540.75x = 249,126.11 × 99,948.09
  4. Step 4: Simplify right side
    180,540.75x = 24,899,678,863.63
  5. Step 5: Solve for x
    x = 24,899,678,863.63/180,540.75
  6. Step 6: Final answer
    x = 137,917.22

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