Home / 254,456.24-351,160.58-141,279

Finding the Fourth Proportional to 254,456.24, 351,160.58 and 141,279

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Solution

The fourth proportional to 254,456.24, 351,160.58 and 141,279 is: 194,971.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,456.24 : 351,160.58 = 141,279 : x
  2. Step 2: Convert to fraction form
    254,456.24/351,160.58 = 141,279/x
  3. Step 3: Cross multiply
    254,456.24x = 351,160.58 × 141,279
  4. Step 4: Simplify right side
    254,456.24x = 49,611,615,581.82
  5. Step 5: Solve for x
    x = 49,611,615,581.82/254,456.24
  6. Step 6: Final answer
    x = 194,971.11

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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.