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Finding the Fourth Proportional to 133,042.61, 199,622.35 and 69,848.05

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Solution

The fourth proportional to 133,042.61, 199,622.35 and 69,848.05 is: 104,802.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,042.61 : 199,622.35 = 69,848.05 : x
  2. Step 2: Convert to fraction form
    133,042.61/199,622.35 = 69,848.05/x
  3. Step 3: Cross multiply
    133,042.61x = 199,622.35 × 69,848.05
  4. Step 4: Simplify right side
    133,042.61x = 13,943,232,793.82
  5. Step 5: Solve for x
    x = 13,943,232,793.82/133,042.61
  6. Step 6: Final answer
    x = 104,802.76

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