Home / 66,855.14-100,269.74-25,305.38

Finding the Fourth Proportional to 66,855.14, 100,269.74 and 25,305.38

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Solution

The fourth proportional to 66,855.14, 100,269.74 and 25,305.38 is: 37,953.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,855.14 : 100,269.74 = 25,305.38 : x
  2. Step 2: Convert to fraction form
    66,855.14/100,269.74 = 25,305.38/x
  3. Step 3: Cross multiply
    66,855.14x = 100,269.74 × 25,305.38
  4. Step 4: Simplify right side
    66,855.14x = 2,537,363,245.33
  5. Step 5: Solve for x
    x = 2,537,363,245.33/66,855.14
  6. Step 6: Final answer
    x = 37,953.15

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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.