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Finding the Fourth Proportional to 89,772.22, 123,880.10 and 49,483.90

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Solution

The fourth proportional to 89,772.22, 123,880.10 and 49,483.90 is: 68,284.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,772.22 : 123,880.10 = 49,483.90 : x
  2. Step 2: Convert to fraction form
    89,772.22/123,880.10 = 49,483.90/x
  3. Step 3: Cross multiply
    89,772.22x = 123,880.10 × 49,483.90
  4. Step 4: Simplify right side
    89,772.22x = 6,130,070,666.17
  5. Step 5: Solve for x
    x = 6,130,070,666.17/89,772.22
  6. Step 6: Final answer
    x = 68,284.72

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