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Finding the Fourth Proportional to 70,179.65, 105,269.93 and 28,063.28

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Solution

The fourth proportional to 70,179.65, 105,269.93 and 28,063.28 is: 42,095.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,179.65 : 105,269.93 = 28,063.28 : x
  2. Step 2: Convert to fraction form
    70,179.65/105,269.93 = 28,063.28/x
  3. Step 3: Cross multiply
    70,179.65x = 105,269.93 × 28,063.28
  4. Step 4: Simplify right side
    70,179.65x = 2,954,219,157.12
  5. Step 5: Solve for x
    x = 2,954,219,157.12/70,179.65
  6. Step 6: Final answer
    x = 42,095.10

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