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Finding the Fourth Proportional to 151,204.86, 208,658.25 and 87,543.90

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Solution

The fourth proportional to 151,204.86, 208,658.25 and 87,543.90 is: 120,808.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,204.86 : 208,658.25 = 87,543.90 : x
  2. Step 2: Convert to fraction form
    151,204.86/208,658.25 = 87,543.90/x
  3. Step 3: Cross multiply
    151,204.86x = 208,658.25 × 87,543.90
  4. Step 4: Simplify right side
    151,204.86x = 18,266,756,972.18
  5. Step 5: Solve for x
    x = 18,266,756,972.18/151,204.86
  6. Step 6: Final answer
    x = 120,808.00

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