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Finding the Fourth Proportional to 65,190.30, 97,785.45 and 49,443.90

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Solution

The fourth proportional to 65,190.30, 97,785.45 and 49,443.90 is: 74,165.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,190.30 : 97,785.45 = 49,443.90 : x
  2. Step 2: Convert to fraction form
    65,190.30/97,785.45 = 49,443.90/x
  3. Step 3: Cross multiply
    65,190.30x = 97,785.45 × 49,443.90
  4. Step 4: Simplify right side
    65,190.30x = 4,834,894,011.26
  5. Step 5: Solve for x
    x = 4,834,894,011.26/65,190.30
  6. Step 6: Final answer
    x = 74,165.85

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