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Finding the Fourth Proportional to 117,430.77, 162,037.23 and 65,745.19

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Solution

The fourth proportional to 117,430.77, 162,037.23 and 65,745.19 is: 90,718.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,430.77 : 162,037.23 = 65,745.19 : x
  2. Step 2: Convert to fraction form
    117,430.77/162,037.23 = 65,745.19/x
  3. Step 3: Cross multiply
    117,430.77x = 162,037.23 × 65,745.19
  4. Step 4: Simplify right side
    117,430.77x = 10,653,168,473.42
  5. Step 5: Solve for x
    x = 10,653,168,473.42/117,430.77
  6. Step 6: Final answer
    x = 90,718.71

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