Home / 48,735.21-73,109.51-17,138.04

Finding the Fourth Proportional to 48,735.21, 73,109.51 and 17,138.04

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Solution

The fourth proportional to 48,735.21, 73,109.51 and 17,138.04 is: 25,709.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,735.21 : 73,109.51 = 17,138.04 : x
  2. Step 2: Convert to fraction form
    48,735.21/73,109.51 = 17,138.04/x
  3. Step 3: Cross multiply
    48,735.21x = 73,109.51 × 17,138.04
  4. Step 4: Simplify right side
    48,735.21x = 1,252,953,621.07
  5. Step 5: Solve for x
    x = 1,252,953,621.07/48,735.21
  6. Step 6: Final answer
    x = 25,709.41

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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.