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Finding the Fourth Proportional to 245,349.51, 368,023.78 and 76,882.74

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Solution

The fourth proportional to 245,349.51, 368,023.78 and 76,882.74 is: 115,323.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,349.51 : 368,023.78 = 76,882.74 : x
  2. Step 2: Convert to fraction form
    245,349.51/368,023.78 = 76,882.74/x
  3. Step 3: Cross multiply
    245,349.51x = 368,023.78 × 76,882.74
  4. Step 4: Simplify right side
    245,349.51x = 28,294,676,591.56
  5. Step 5: Solve for x
    x = 28,294,676,591.56/245,349.51
  6. Step 6: Final answer
    x = 115,323.96

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