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Finding the Fourth Proportional to 70,792.44, 106,144.12 and 33,329.96

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Solution

The fourth proportional to 70,792.44, 106,144.12 and 33,329.96 is: 49,973.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,792.44 : 106,144.12 = 33,329.96 : x
  2. Step 2: Convert to fraction form
    70,792.44/106,144.12 = 33,329.96/x
  3. Step 3: Cross multiply
    70,792.44x = 106,144.12 × 33,329.96
  4. Step 4: Simplify right side
    70,792.44x = 3,537,779,273.84
  5. Step 5: Solve for x
    x = 3,537,779,273.84/70,792.44
  6. Step 6: Final answer
    x = 49,973.97

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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.