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Finding the Fourth Proportional to 112,376.80, 168,565.20 and 101,101.60

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Solution

The fourth proportional to 112,376.80, 168,565.20 and 101,101.60 is: 151,652.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,376.80 : 168,565.20 = 101,101.60 : x
  2. Step 2: Convert to fraction form
    112,376.80/168,565.20 = 101,101.60/x
  3. Step 3: Cross multiply
    112,376.80x = 168,565.20 × 101,101.60
  4. Step 4: Simplify right side
    112,376.80x = 17,042,211,424.32
  5. Step 5: Solve for x
    x = 17,042,211,424.32/112,376.80
  6. Step 6: Final answer
    x = 151,652.40

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