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Finding the Fourth Proportional to 150,240.78, 207,342.26 and 86,582.67

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Solution

The fourth proportional to 150,240.78, 207,342.26 and 86,582.67 is: 119,489.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,240.78 : 207,342.26 = 86,582.67 : x
  2. Step 2: Convert to fraction form
    150,240.78/207,342.26 = 86,582.67/x
  3. Step 3: Cross multiply
    150,240.78x = 207,342.26 × 86,582.67
  4. Step 4: Simplify right side
    150,240.78x = 17,952,246,041.72
  5. Step 5: Solve for x
    x = 17,952,246,041.72/150,240.78
  6. Step 6: Final answer
    x = 119,489.84

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