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Finding the Fourth Proportional to 133,058.10, 199,587.15 and 120,810.90

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Solution

The fourth proportional to 133,058.10, 199,587.15 and 120,810.90 is: 181,216.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,058.10 : 199,587.15 = 120,810.90 : x
  2. Step 2: Convert to fraction form
    133,058.10/199,587.15 = 120,810.90/x
  3. Step 3: Cross multiply
    133,058.10x = 199,587.15 × 120,810.90
  4. Step 4: Simplify right side
    133,058.10x = 24,112,303,219.94
  5. Step 5: Solve for x
    x = 24,112,303,219.94/133,058.10
  6. Step 6: Final answer
    x = 181,216.35

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