Home / 254,995.21-351,891.44-140,271.38

Finding the Fourth Proportional to 254,995.21, 351,891.44 and 140,271.38

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Solution

The fourth proportional to 254,995.21, 351,891.44 and 140,271.38 is: 193,573.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,995.21 : 351,891.44 = 140,271.38 : x
  2. Step 2: Convert to fraction form
    254,995.21/351,891.44 = 140,271.38/x
  3. Step 3: Cross multiply
    254,995.21x = 351,891.44 × 140,271.38
  4. Step 4: Simplify right side
    254,995.21x = 49,360,297,283.78
  5. Step 5: Solve for x
    x = 49,360,297,283.78/254,995.21
  6. Step 6: Final answer
    x = 193,573.43

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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.