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Finding the Fourth Proportional to 150,673.14, 207,957.60 and 99,686.88

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Solution

The fourth proportional to 150,673.14, 207,957.60 and 99,686.88 is: 137,586.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,673.14 : 207,957.60 = 99,686.88 : x
  2. Step 2: Convert to fraction form
    150,673.14/207,957.60 = 99,686.88/x
  3. Step 3: Cross multiply
    150,673.14x = 207,957.60 × 99,686.88
  4. Step 4: Simplify right side
    150,673.14x = 20,730,644,316.29
  5. Step 5: Solve for x
    x = 20,730,644,316.29/150,673.14
  6. Step 6: Final answer
    x = 137,586.86

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