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Finding the Fourth Proportional to 125,042.37, 172,558.47 and 68,453.74

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Solution

The fourth proportional to 125,042.37, 172,558.47 and 68,453.74 is: 94,466.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,042.37 : 172,558.47 = 68,453.74 : x
  2. Step 2: Convert to fraction form
    125,042.37/172,558.47 = 68,453.74/x
  3. Step 3: Cross multiply
    125,042.37x = 172,558.47 × 68,453.74
  4. Step 4: Simplify right side
    125,042.37x = 11,812,272,640.18
  5. Step 5: Solve for x
    x = 11,812,272,640.18/125,042.37
  6. Step 6: Final answer
    x = 94,466.16

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