Home / 112,997.94-169,376.62-53,708.37

Finding the Fourth Proportional to 112,997.94, 169,376.62 and 53,708.37

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Solution

The fourth proportional to 112,997.94, 169,376.62 and 53,708.37 is: 80,505.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,997.94 : 169,376.62 = 53,708.37 : x
  2. Step 2: Convert to fraction form
    112,997.94/169,376.62 = 53,708.37/x
  3. Step 3: Cross multiply
    112,997.94x = 169,376.62 × 53,708.37
  4. Step 4: Simplify right side
    112,997.94x = 9,096,942,176.31
  5. Step 5: Solve for x
    x = 9,096,942,176.31/112,997.94
  6. Step 6: Final answer
    x = 80,505.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.