Home / 170,205.55-255,234.44-57,855.57

Finding the Fourth Proportional to 170,205.55, 255,234.44 and 57,855.57

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Solution

The fourth proportional to 170,205.55, 255,234.44 and 57,855.57 is: 86,758.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,205.55 : 255,234.44 = 57,855.57 : x
  2. Step 2: Convert to fraction form
    170,205.55/255,234.44 = 57,855.57/x
  3. Step 3: Cross multiply
    170,205.55x = 255,234.44 × 57,855.57
  4. Step 4: Simplify right side
    170,205.55x = 14,766,733,197.34
  5. Step 5: Solve for x
    x = 14,766,733,197.34/170,205.55
  6. Step 6: Final answer
    x = 86,758.23

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1.5x scale

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.