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Finding the Fourth Proportional to 201,666.20, 302,499.30 and 185,919.80

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Solution

The fourth proportional to 201,666.20, 302,499.30 and 185,919.80 is: 278,879.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,666.20 : 302,499.30 = 185,919.80 : x
  2. Step 2: Convert to fraction form
    201,666.20/302,499.30 = 185,919.80/x
  3. Step 3: Cross multiply
    201,666.20x = 302,499.30 × 185,919.80
  4. Step 4: Simplify right side
    201,666.20x = 56,240,609,356.14
  5. Step 5: Solve for x
    x = 56,240,609,356.14/201,666.20
  6. Step 6: Final answer
    x = 278,879.70

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