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Finding the Fourth Proportional to 97,800.40, 146,585.40 and 41,640.40

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Solution

The fourth proportional to 97,800.40, 146,585.40 and 41,640.40 is: 62,411.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,800.40 : 146,585.40 = 41,640.40 : x
  2. Step 2: Convert to fraction form
    97,800.40/146,585.40 = 41,640.40/x
  3. Step 3: Cross multiply
    97,800.40x = 146,585.40 × 41,640.40
  4. Step 4: Simplify right side
    97,800.40x = 6,103,874,690.16
  5. Step 5: Solve for x
    x = 6,103,874,690.16/97,800.40
  6. Step 6: Final answer
    x = 62,411.55

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