Home / 209,301.44-313,949.58-51,531.26

Finding the Fourth Proportional to 209,301.44, 313,949.58 and 51,531.26

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Solution

The fourth proportional to 209,301.44, 313,949.58 and 51,531.26 is: 77,296.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,301.44 : 313,949.58 = 51,531.26 : x
  2. Step 2: Convert to fraction form
    209,301.44/313,949.58 = 51,531.26/x
  3. Step 3: Cross multiply
    209,301.44x = 313,949.58 × 51,531.26
  4. Step 4: Simplify right side
    209,301.44x = 16,178,217,433.87
  5. Step 5: Solve for x
    x = 16,178,217,433.87/209,301.44
  6. Step 6: Final answer
    x = 77,296.25

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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.