Home / 123,385.34-170,271.83-66,796.72

Finding the Fourth Proportional to 123,385.34, 170,271.83 and 66,796.72

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Solution

The fourth proportional to 123,385.34, 170,271.83 and 66,796.72 is: 92,179.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,385.34 : 170,271.83 = 66,796.72 : x
  2. Step 2: Convert to fraction form
    123,385.34/170,271.83 = 66,796.72/x
  3. Step 3: Cross multiply
    123,385.34x = 170,271.83 × 66,796.72
  4. Step 4: Simplify right side
    123,385.34x = 11,373,599,752.40
  5. Step 5: Solve for x
    x = 11,373,599,752.40/123,385.34
  6. Step 6: Final answer
    x = 92,179.51

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