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Finding the Fourth Proportional to 157,292.96, 216,999.84 and 89,295.20

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Solution

The fourth proportional to 157,292.96, 216,999.84 and 89,295.20 is: 123,190.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,292.96 : 216,999.84 = 89,295.20 : x
  2. Step 2: Convert to fraction form
    157,292.96/216,999.84 = 89,295.20/x
  3. Step 3: Cross multiply
    157,292.96x = 216,999.84 × 89,295.20
  4. Step 4: Simplify right side
    157,292.96x = 19,377,044,112.77
  5. Step 5: Solve for x
    x = 19,377,044,112.77/157,292.96
  6. Step 6: Final answer
    x = 123,190.79

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