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Finding the Fourth Proportional to 100,430.93, 150,553.38 and 37,215.83

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Solution

The fourth proportional to 100,430.93, 150,553.38 and 37,215.83 is: 55,789.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,430.93 : 150,553.38 = 37,215.83 : x
  2. Step 2: Convert to fraction form
    100,430.93/150,553.38 = 37,215.83/x
  3. Step 3: Cross multiply
    100,430.93x = 150,553.38 × 37,215.83
  4. Step 4: Simplify right side
    100,430.93x = 5,602,968,996.01
  5. Step 5: Solve for x
    x = 5,602,968,996.01/100,430.93
  6. Step 6: Final answer
    x = 55,789.28

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