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Finding the Fourth Proportional to 201,210.90, 301,816.35 and 82,842.90

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Solution

The fourth proportional to 201,210.90, 301,816.35 and 82,842.90 is: 124,264.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,210.90 : 301,816.35 = 82,842.90 : x
  2. Step 2: Convert to fraction form
    201,210.90/301,816.35 = 82,842.90/x
  3. Step 3: Cross multiply
    201,210.90x = 301,816.35 × 82,842.90
  4. Step 4: Simplify right side
    201,210.90x = 25,003,341,701.42
  5. Step 5: Solve for x
    x = 25,003,341,701.42/201,210.90
  6. Step 6: Final answer
    x = 124,264.35

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