Home / 74,361.26-111,518.22-24,429.78

Finding the Fourth Proportional to 74,361.26, 111,518.22 and 24,429.78

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Solution

The fourth proportional to 74,361.26, 111,518.22 and 24,429.78 is: 36,636.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,361.26 : 111,518.22 = 24,429.78 : x
  2. Step 2: Convert to fraction form
    74,361.26/111,518.22 = 24,429.78/x
  3. Step 3: Cross multiply
    74,361.26x = 111,518.22 × 24,429.78
  4. Step 4: Simplify right side
    74,361.26x = 2,724,365,580.59
  5. Step 5: Solve for x
    x = 2,724,365,580.59/74,361.26
  6. Step 6: Final answer
    x = 36,636.89

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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.