Home / 254,900.54-351,771.78-140,188.05

Finding the Fourth Proportional to 254,900.54, 351,771.78 and 140,188.05

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Solution

The fourth proportional to 254,900.54, 351,771.78 and 140,188.05 is: 193,464.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,900.54 : 351,771.78 = 140,188.05 : x
  2. Step 2: Convert to fraction form
    254,900.54/351,771.78 = 140,188.05/x
  3. Step 3: Cross multiply
    254,900.54x = 351,771.78 × 140,188.05
  4. Step 4: Simplify right side
    254,900.54x = 49,314,201,202.37
  5. Step 5: Solve for x
    x = 49,314,201,202.37/254,900.54
  6. Step 6: Final answer
    x = 193,464.48

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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.