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Finding the Fourth Proportional to 292,236.40, 438,052.20 and 158,834.80

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Solution

The fourth proportional to 292,236.40, 438,052.20 and 158,834.80 is: 238,087.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,236.40 : 438,052.20 = 158,834.80 : x
  2. Step 2: Convert to fraction form
    292,236.40/438,052.20 = 158,834.80/x
  3. Step 3: Cross multiply
    292,236.40x = 438,052.20 × 158,834.80
  4. Step 4: Simplify right side
    292,236.40x = 69,577,933,576.56
  5. Step 5: Solve for x
    x = 69,577,933,576.56/292,236.40
  6. Step 6: Final answer
    x = 238,087.84

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