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Finding the Fourth Proportional to 147,268.32, 220,909.92 and 42,102.96

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Solution

The fourth proportional to 147,268.32, 220,909.92 and 42,102.96 is: 63,156.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,268.32 : 220,909.92 = 42,102.96 : x
  2. Step 2: Convert to fraction form
    147,268.32/220,909.92 = 42,102.96/x
  3. Step 3: Cross multiply
    147,268.32x = 220,909.92 × 42,102.96
  4. Step 4: Simplify right side
    147,268.32x = 9,300,961,525.36
  5. Step 5: Solve for x
    x = 9,300,961,525.36/147,268.32
  6. Step 6: Final answer
    x = 63,156.57

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