Home / 254,939.95-351,825.72-140,227.45

Finding the Fourth Proportional to 254,939.95, 351,825.72 and 140,227.45

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Solution

The fourth proportional to 254,939.95, 351,825.72 and 140,227.45 is: 193,518.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,939.95 : 351,825.72 = 140,227.45 : x
  2. Step 2: Convert to fraction form
    254,939.95/351,825.72 = 140,227.45/x
  3. Step 3: Cross multiply
    254,939.95x = 351,825.72 × 140,227.45
  4. Step 4: Simplify right side
    254,939.95x = 49,335,623,560.01
  5. Step 5: Solve for x
    x = 49,335,623,560.01/254,939.95
  6. Step 6: Final answer
    x = 193,518.61

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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.