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Finding the Fourth Proportional to 201,679.12, 302,479.80 and 61,419.52

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Solution

The fourth proportional to 201,679.12, 302,479.80 and 61,419.52 is: 92,117.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,679.12 : 302,479.80 = 61,419.52 : x
  2. Step 2: Convert to fraction form
    201,679.12/302,479.80 = 61,419.52/x
  3. Step 3: Cross multiply
    201,679.12x = 302,479.80 × 61,419.52
  4. Step 4: Simplify right side
    201,679.12x = 18,578,164,125.70
  5. Step 5: Solve for x
    x = 18,578,164,125.70/201,679.12
  6. Step 6: Final answer
    x = 92,117.44

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