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Finding the Fourth Proportional to 208,161.88, 312,262.40 and 58,401.58

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Solution

The fourth proportional to 208,161.88, 312,262.40 and 58,401.58 is: 87,607.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,161.88 : 312,262.40 = 58,401.58 : x
  2. Step 2: Convert to fraction form
    208,161.88/312,262.40 = 58,401.58/x
  3. Step 3: Cross multiply
    208,161.88x = 312,262.40 × 58,401.58
  4. Step 4: Simplify right side
    208,161.88x = 18,236,617,534.59
  5. Step 5: Solve for x
    x = 18,236,617,534.59/208,161.88
  6. Step 6: Final answer
    x = 87,607.86

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