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Finding the Fourth Proportional to 130,103.72, 195,155.63 and 36,609.47

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Solution

The fourth proportional to 130,103.72, 195,155.63 and 36,609.47 is: 54,914.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,103.72 : 195,155.63 = 36,609.47 : x
  2. Step 2: Convert to fraction form
    130,103.72/195,155.63 = 36,609.47/x
  3. Step 3: Cross multiply
    130,103.72x = 195,155.63 × 36,609.47
  4. Step 4: Simplify right side
    130,103.72x = 7,144,543,892.11
  5. Step 5: Solve for x
    x = 7,144,543,892.11/130,103.72
  6. Step 6: Final answer
    x = 54,914.22

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