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Finding the Fourth Proportional to 125,501.52, 173,195.64 and 74,501.76

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Solution

The fourth proportional to 125,501.52, 173,195.64 and 74,501.76 is: 102,814.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,501.52 : 173,195.64 = 74,501.76 : x
  2. Step 2: Convert to fraction form
    125,501.52/173,195.64 = 74,501.76/x
  3. Step 3: Cross multiply
    125,501.52x = 173,195.64 × 74,501.76
  4. Step 4: Simplify right side
    125,501.52x = 12,903,380,004.33
  5. Step 5: Solve for x
    x = 12,903,380,004.33/125,501.52
  6. Step 6: Final answer
    x = 102,814.53

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