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Finding the Fourth Proportional to 133,025.90, 199,538.85 and 127,777.10

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Solution

The fourth proportional to 133,025.90, 199,538.85 and 127,777.10 is: 191,665.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,025.90 : 199,538.85 = 127,777.10 : x
  2. Step 2: Convert to fraction form
    133,025.90/199,538.85 = 127,777.10/x
  3. Step 3: Cross multiply
    133,025.90x = 199,538.85 × 127,777.10
  4. Step 4: Simplify right side
    133,025.90x = 25,496,495,590.34
  5. Step 5: Solve for x
    x = 25,496,495,590.34/133,025.90
  6. Step 6: Final answer
    x = 191,665.65

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