Home / 254,478.72-351,175.20-141,299.52

Finding the Fourth Proportional to 254,478.72, 351,175.20 and 141,299.52

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Solution

The fourth proportional to 254,478.72, 351,175.20 and 141,299.52 is: 194,990.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,478.72 : 351,175.20 = 141,299.52 : x
  2. Step 2: Convert to fraction form
    254,478.72/351,175.20 = 141,299.52/x
  3. Step 3: Cross multiply
    254,478.72x = 351,175.20 × 141,299.52
  4. Step 4: Simplify right side
    254,478.72x = 49,620,887,195.90
  5. Step 5: Solve for x
    x = 49,620,887,195.90/254,478.72
  6. Step 6: Final answer
    x = 194,990.32

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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.