Home / 123,215.51-170,037.28-66,626.75

Finding the Fourth Proportional to 123,215.51, 170,037.28 and 66,626.75

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Solution

The fourth proportional to 123,215.51, 170,037.28 and 66,626.75 is: 91,944.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,215.51 : 170,037.28 = 66,626.75 : x
  2. Step 2: Convert to fraction form
    123,215.51/170,037.28 = 66,626.75/x
  3. Step 3: Cross multiply
    123,215.51x = 170,037.28 × 66,626.75
  4. Step 4: Simplify right side
    123,215.51x = 11,329,031,345.24
  5. Step 5: Solve for x
    x = 11,329,031,345.24/123,215.51
  6. Step 6: Final answer
    x = 91,944.85

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