Home / 170,453.27-255,716.81-65,272.23

Finding the Fourth Proportional to 170,453.27, 255,716.81 and 65,272.23

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Solution

The fourth proportional to 170,453.27, 255,716.81 and 65,272.23 is: 97,922.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,453.27 : 255,716.81 = 65,272.23 : x
  2. Step 2: Convert to fraction form
    170,453.27/255,716.81 = 65,272.23/x
  3. Step 3: Cross multiply
    170,453.27x = 255,716.81 × 65,272.23
  4. Step 4: Simplify right side
    170,453.27x = 16,691,206,437.19
  5. Step 5: Solve for x
    x = 16,691,206,437.19/170,453.27
  6. Step 6: Final answer
    x = 97,922.48

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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.