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Finding the Fourth Proportional to 103,620.15, 155,430.23 and 37,062.45

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Solution

The fourth proportional to 103,620.15, 155,430.23 and 37,062.45 is: 55,593.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,620.15 : 155,430.23 = 37,062.45 : x
  2. Step 2: Convert to fraction form
    103,620.15/155,430.23 = 37,062.45/x
  3. Step 3: Cross multiply
    103,620.15x = 155,430.23 × 37,062.45
  4. Step 4: Simplify right side
    103,620.15x = 5,760,624,942.55
  5. Step 5: Solve for x
    x = 5,760,624,942.55/103,620.15
  6. Step 6: Final answer
    x = 55,593.68

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