Home / 170,453.06-255,716.50-65,272.03

Finding the Fourth Proportional to 170,453.06, 255,716.50 and 65,272.03

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Solution

The fourth proportional to 170,453.06, 255,716.50 and 65,272.03 is: 97,922.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,453.06 : 255,716.50 = 65,272.03 : x
  2. Step 2: Convert to fraction form
    170,453.06/255,716.50 = 65,272.03/x
  3. Step 3: Cross multiply
    170,453.06x = 255,716.50 × 65,272.03
  4. Step 4: Simplify right side
    170,453.06x = 16,691,135,460.73
  5. Step 5: Solve for x
    x = 16,691,135,460.73/170,453.06
  6. Step 6: Final answer
    x = 97,922.18

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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.