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Finding the Fourth Proportional to 187,114.42, 280,482.47 and 80,567.86

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Solution

The fourth proportional to 187,114.42, 280,482.47 and 80,567.86 is: 120,770.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,114.42 : 280,482.47 = 80,567.86 : x
  2. Step 2: Convert to fraction form
    187,114.42/280,482.47 = 80,567.86/x
  3. Step 3: Cross multiply
    187,114.42x = 280,482.47 × 80,567.86
  4. Step 4: Simplify right side
    187,114.42x = 22,597,872,375.41
  5. Step 5: Solve for x
    x = 22,597,872,375.41/187,114.42
  6. Step 6: Final answer
    x = 120,770.34

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