Home / 61,748.12-85,212.49-33,453.81

Finding the Fourth Proportional to 61,748.12, 85,212.49 and 33,453.81

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Solution

The fourth proportional to 61,748.12, 85,212.49 and 33,453.81 is: 46,166.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,748.12 : 85,212.49 = 33,453.81 : x
  2. Step 2: Convert to fraction form
    61,748.12/85,212.49 = 33,453.81/x
  3. Step 3: Cross multiply
    61,748.12x = 85,212.49 × 33,453.81
  4. Step 4: Simplify right side
    61,748.12x = 2,850,682,450.09
  5. Step 5: Solve for x
    x = 2,850,682,450.09/61,748.12
  6. Step 6: Final answer
    x = 46,166.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.