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Finding the Fourth Proportional to 117,292.61, 161,864.15 and 63,577.85

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Solution

The fourth proportional to 117,292.61, 161,864.15 and 63,577.85 is: 87,737.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,292.61 : 161,864.15 = 63,577.85 : x
  2. Step 2: Convert to fraction form
    117,292.61/161,864.15 = 63,577.85/x
  3. Step 3: Cross multiply
    117,292.61x = 161,864.15 × 63,577.85
  4. Step 4: Simplify right side
    117,292.61x = 10,290,973,521.87
  5. Step 5: Solve for x
    x = 10,290,973,521.87/117,292.61
  6. Step 6: Final answer
    x = 87,737.61

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