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Finding the Fourth Proportional to 117,989.90, 162,825.26 and 64,274.95

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Solution

The fourth proportional to 117,989.90, 162,825.26 and 64,274.95 is: 88,699.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,989.90 : 162,825.26 = 64,274.95 : x
  2. Step 2: Convert to fraction form
    117,989.90/162,825.26 = 64,274.95/x
  3. Step 3: Cross multiply
    117,989.90x = 162,825.26 × 64,274.95
  4. Step 4: Simplify right side
    117,989.90x = 10,465,585,445.24
  5. Step 5: Solve for x
    x = 10,465,585,445.24/117,989.90
  6. Step 6: Final answer
    x = 88,699.00

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