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Finding the Fourth Proportional to 168,688.07, 253,065.51 and 88,764.15

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Solution

The fourth proportional to 168,688.07, 253,065.51 and 88,764.15 is: 133,163.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,688.07 : 253,065.51 = 88,764.15 : x
  2. Step 2: Convert to fraction form
    168,688.07/253,065.51 = 88,764.15/x
  3. Step 3: Cross multiply
    168,688.07x = 253,065.51 × 88,764.15
  4. Step 4: Simplify right side
    168,688.07x = 22,463,144,445.65
  5. Step 5: Solve for x
    x = 22,463,144,445.65/168,688.07
  6. Step 6: Final answer
    x = 133,163.80

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