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Finding the Fourth Proportional to 316,071.48, 474,070.72 and 79,396.16

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Solution

The fourth proportional to 316,071.48, 474,070.72 and 79,396.16 is: 119,085.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,071.48 : 474,070.72 = 79,396.16 : x
  2. Step 2: Convert to fraction form
    316,071.48/474,070.72 = 79,396.16/x
  3. Step 3: Cross multiply
    316,071.48x = 474,070.72 × 79,396.16
  4. Step 4: Simplify right side
    316,071.48x = 37,639,394,736.44
  5. Step 5: Solve for x
    x = 37,639,394,736.44/316,071.48
  6. Step 6: Final answer
    x = 119,085.07

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