Home / 254,738.84-351,540.36-140,029.25

Finding the Fourth Proportional to 254,738.84, 351,540.36 and 140,029.25

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Solution

The fourth proportional to 254,738.84, 351,540.36 and 140,029.25 is: 193,240.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,738.84 : 351,540.36 = 140,029.25 : x
  2. Step 2: Convert to fraction form
    254,738.84/351,540.36 = 140,029.25/x
  3. Step 3: Cross multiply
    254,738.84x = 351,540.36 × 140,029.25
  4. Step 4: Simplify right side
    254,738.84x = 49,225,931,197.83
  5. Step 5: Solve for x
    x = 49,225,931,197.83/254,738.84
  6. Step 6: Final answer
    x = 193,240.78

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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.