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Finding the Fourth Proportional to 157,173.12, 216,898.68 and 85,552.92

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Solution

The fourth proportional to 157,173.12, 216,898.68 and 85,552.92 is: 118,062.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,173.12 : 216,898.68 = 85,552.92 : x
  2. Step 2: Convert to fraction form
    157,173.12/216,898.68 = 85,552.92/x
  3. Step 3: Cross multiply
    157,173.12x = 216,898.68 × 85,552.92
  4. Step 4: Simplify right side
    157,173.12x = 18,556,315,418.15
  5. Step 5: Solve for x
    x = 18,556,315,418.15/157,173.12
  6. Step 6: Final answer
    x = 118,062.91

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