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Finding the Fourth Proportional to 177,693.10, 266,442.45 and 72,393.10

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Solution

The fourth proportional to 177,693.10, 266,442.45 and 72,393.10 is: 108,550.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,693.10 : 266,442.45 = 72,393.10 : x
  2. Step 2: Convert to fraction form
    177,693.10/266,442.45 = 72,393.10/x
  3. Step 3: Cross multiply
    177,693.10x = 266,442.45 × 72,393.10
  4. Step 4: Simplify right side
    177,693.10x = 19,288,594,927.10
  5. Step 5: Solve for x
    x = 19,288,594,927.10/177,693.10
  6. Step 6: Final answer
    x = 108,550.05

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