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Finding the Fourth Proportional to 101,511.09, 140,053.10 and 59,061.42

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Solution

The fourth proportional to 101,511.09, 140,053.10 and 59,061.42 is: 81,486.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,511.09 : 140,053.10 = 59,061.42 : x
  2. Step 2: Convert to fraction form
    101,511.09/140,053.10 = 59,061.42/x
  3. Step 3: Cross multiply
    101,511.09x = 140,053.10 × 59,061.42
  4. Step 4: Simplify right side
    101,511.09x = 8,271,734,961.40
  5. Step 5: Solve for x
    x = 8,271,734,961.40/101,511.09
  6. Step 6: Final answer
    x = 81,486.02

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