Home / 52,121.68-78,174.96-17,062.72

Finding the Fourth Proportional to 52,121.68, 78,174.96 and 17,062.72

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Solution

The fourth proportional to 52,121.68, 78,174.96 and 17,062.72 is: 25,591.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,121.68 : 78,174.96 = 17,062.72 : x
  2. Step 2: Convert to fraction form
    52,121.68/78,174.96 = 17,062.72/x
  3. Step 3: Cross multiply
    52,121.68x = 78,174.96 × 17,062.72
  4. Step 4: Simplify right side
    52,121.68x = 1,333,877,453.49
  5. Step 5: Solve for x
    x = 1,333,877,453.49/52,121.68
  6. Step 6: Final answer
    x = 25,591.61

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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.