Home / 74,327.20-111,496.56-21,735.52

Finding the Fourth Proportional to 74,327.20, 111,496.56 and 21,735.52

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Solution

The fourth proportional to 74,327.20, 111,496.56 and 21,735.52 is: 32,604.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,327.20 : 111,496.56 = 21,735.52 : x
  2. Step 2: Convert to fraction form
    74,327.20/111,496.56 = 21,735.52/x
  3. Step 3: Cross multiply
    74,327.20x = 111,496.56 × 21,735.52
  4. Step 4: Simplify right side
    74,327.20x = 2,423,435,709.81
  5. Step 5: Solve for x
    x = 2,423,435,709.81/74,327.20
  6. Step 6: Final answer
    x = 32,604.96

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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.