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Finding the Fourth Proportional to 98,290.04, 135,640.26 and 53,578.04

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Solution

The fourth proportional to 98,290.04, 135,640.26 and 53,578.04 is: 73,937.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,290.04 : 135,640.26 = 53,578.04 : x
  2. Step 2: Convert to fraction form
    98,290.04/135,640.26 = 53,578.04/x
  3. Step 3: Cross multiply
    98,290.04x = 135,640.26 × 53,578.04
  4. Step 4: Simplify right side
    98,290.04x = 7,267,339,275.89
  5. Step 5: Solve for x
    x = 7,267,339,275.89/98,290.04
  6. Step 6: Final answer
    x = 73,937.70

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