Home / 170,222.22-255,390.84-75,439.44

Finding the Fourth Proportional to 170,222.22, 255,390.84 and 75,439.44

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Solution

The fourth proportional to 170,222.22, 255,390.84 and 75,439.44 is: 113,184.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,222.22 : 255,390.84 = 75,439.44 : x
  2. Step 2: Convert to fraction form
    170,222.22/255,390.84 = 75,439.44/x
  3. Step 3: Cross multiply
    170,222.22x = 255,390.84 × 75,439.44
  4. Step 4: Simplify right side
    170,222.22x = 19,266,541,950.73
  5. Step 5: Solve for x
    x = 19,266,541,950.73/170,222.22
  6. Step 6: Final answer
    x = 113,184.65

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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.