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Finding the Fourth Proportional to 157,253.40, 217,083.24 and 100,697.04

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Solution

The fourth proportional to 157,253.40, 217,083.24 and 100,697.04 is: 139,009.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,253.40 : 217,083.24 = 100,697.04 : x
  2. Step 2: Convert to fraction form
    157,253.40/217,083.24 = 100,697.04/x
  3. Step 3: Cross multiply
    157,253.40x = 217,083.24 × 100,697.04
  4. Step 4: Simplify right side
    157,253.40x = 21,859,639,701.61
  5. Step 5: Solve for x
    x = 21,859,639,701.61/157,253.40
  6. Step 6: Final answer
    x = 139,009.01

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