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Finding the Fourth Proportional to 201,713.10, 302,569.65 and 83,615.10

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Solution

The fourth proportional to 201,713.10, 302,569.65 and 83,615.10 is: 125,422.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,713.10 : 302,569.65 = 83,615.10 : x
  2. Step 2: Convert to fraction form
    201,713.10/302,569.65 = 83,615.10/x
  3. Step 3: Cross multiply
    201,713.10x = 302,569.65 × 83,615.10
  4. Step 4: Simplify right side
    201,713.10x = 25,299,391,541.72
  5. Step 5: Solve for x
    x = 25,299,391,541.72/201,713.10
  6. Step 6: Final answer
    x = 125,422.65

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