Home / 66,760.21-100,174.86-29,346.52

Finding the Fourth Proportional to 66,760.21, 100,174.86 and 29,346.52

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Solution

The fourth proportional to 66,760.21, 100,174.86 and 29,346.52 is: 44,034.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,760.21 : 100,174.86 = 29,346.52 : x
  2. Step 2: Convert to fraction form
    66,760.21/100,174.86 = 29,346.52/x
  3. Step 3: Cross multiply
    66,760.21x = 100,174.86 × 29,346.52
  4. Step 4: Simplify right side
    66,760.21x = 2,939,783,532.49
  5. Step 5: Solve for x
    x = 2,939,783,532.49/66,760.21
  6. Step 6: Final answer
    x = 44,034.97

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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.