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Finding the Fourth Proportional to 104,521.80, 156,782.70 and 34,384.20

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Solution

The fourth proportional to 104,521.80, 156,782.70 and 34,384.20 is: 51,576.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,521.80 : 156,782.70 = 34,384.20 : x
  2. Step 2: Convert to fraction form
    104,521.80/156,782.70 = 34,384.20/x
  3. Step 3: Cross multiply
    104,521.80x = 156,782.70 × 34,384.20
  4. Step 4: Simplify right side
    104,521.80x = 5,390,847,713.34
  5. Step 5: Solve for x
    x = 5,390,847,713.34/104,521.80
  6. Step 6: Final answer
    x = 51,576.30

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