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Finding the Fourth Proportional to 358,000.32, 536,665.12 and 121,177.28

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Solution

The fourth proportional to 358,000.32, 536,665.12 and 121,177.28 is: 181,652.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,000.32 : 536,665.12 = 121,177.28 : x
  2. Step 2: Convert to fraction form
    358,000.32/536,665.12 = 121,177.28/x
  3. Step 3: Cross multiply
    358,000.32x = 536,665.12 × 121,177.28
  4. Step 4: Simplify right side
    358,000.32x = 65,031,619,512.47
  5. Step 5: Solve for x
    x = 65,031,619,512.47/358,000.32
  6. Step 6: Final answer
    x = 181,652.41

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