Home / 53,161.92-79,588.44-30,907.44

Finding the Fourth Proportional to 53,161.92, 79,588.44 and 30,907.44

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Solution

The fourth proportional to 53,161.92, 79,588.44 and 30,907.44 is: 46,271.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,161.92 : 79,588.44 = 30,907.44 : x
  2. Step 2: Convert to fraction form
    53,161.92/79,588.44 = 30,907.44/x
  3. Step 3: Cross multiply
    53,161.92x = 79,588.44 × 30,907.44
  4. Step 4: Simplify right side
    53,161.92x = 2,459,874,933.99
  5. Step 5: Solve for x
    x = 2,459,874,933.99/53,161.92
  6. Step 6: Final answer
    x = 46,271.37

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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.