Home / 66,675.47-100,091.39-52,644.92

Finding the Fourth Proportional to 66,675.47, 100,091.39 and 52,644.92

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Solution

The fourth proportional to 66,675.47, 100,091.39 and 52,644.92 is: 79,029.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,675.47 : 100,091.39 = 52,644.92 : x
  2. Step 2: Convert to fraction form
    66,675.47/100,091.39 = 52,644.92/x
  3. Step 3: Cross multiply
    66,675.47x = 100,091.39 × 52,644.92
  4. Step 4: Simplify right side
    66,675.47x = 5,269,302,455.56
  5. Step 5: Solve for x
    x = 5,269,302,455.56/66,675.47
  6. Step 6: Final answer
    x = 79,029.11

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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.