Home / 213,942.44-295,271.66-123,280.76

Finding the Fourth Proportional to 213,942.44, 295,271.66 and 123,280.76

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Solution

The fourth proportional to 213,942.44, 295,271.66 and 123,280.76 is: 170,145.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,942.44 : 295,271.66 = 123,280.76 : x
  2. Step 2: Convert to fraction form
    213,942.44/295,271.66 = 123,280.76/x
  3. Step 3: Cross multiply
    213,942.44x = 295,271.66 × 123,280.76
  4. Step 4: Simplify right side
    213,942.44x = 36,401,314,651.26
  5. Step 5: Solve for x
    x = 36,401,314,651.26/213,942.44
  6. Step 6: Final answer
    x = 170,145.37

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1.5x scale

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.