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Finding the Fourth Proportional to 167,855.40, 251,783.10 and 129,801.60

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Solution

The fourth proportional to 167,855.40, 251,783.10 and 129,801.60 is: 194,702.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,855.40 : 251,783.10 = 129,801.60 : x
  2. Step 2: Convert to fraction form
    167,855.40/251,783.10 = 129,801.60/x
  3. Step 3: Cross multiply
    167,855.40x = 251,783.10 × 129,801.60
  4. Step 4: Simplify right side
    167,855.40x = 32,681,849,232.96
  5. Step 5: Solve for x
    x = 32,681,849,232.96/167,855.40
  6. Step 6: Final answer
    x = 194,702.40

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