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Finding the Fourth Proportional to 99,167.40, 148,751.10 and 52,511.40

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Solution

The fourth proportional to 99,167.40, 148,751.10 and 52,511.40 is: 78,767.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,167.40 : 148,751.10 = 52,511.40 : x
  2. Step 2: Convert to fraction form
    99,167.40/148,751.10 = 52,511.40/x
  3. Step 3: Cross multiply
    99,167.40x = 148,751.10 × 52,511.40
  4. Step 4: Simplify right side
    99,167.40x = 7,811,128,512.54
  5. Step 5: Solve for x
    x = 7,811,128,512.54/99,167.40
  6. Step 6: Final answer
    x = 78,767.10

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