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Finding the Fourth Proportional to 100,978.40, 151,467.80 and 37,795.97

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Solution

The fourth proportional to 100,978.40, 151,467.80 and 37,795.97 is: 56,694.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,978.40 : 151,467.80 = 37,795.97 : x
  2. Step 2: Convert to fraction form
    100,978.40/151,467.80 = 37,795.97/x
  3. Step 3: Cross multiply
    100,978.40x = 151,467.80 × 37,795.97
  4. Step 4: Simplify right side
    100,978.40x = 5,724,871,478.45
  5. Step 5: Solve for x
    x = 5,724,871,478.45/100,978.40
  6. Step 6: Final answer
    x = 56,694.02

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Why These Related Problems?

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