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Finding the Fourth Proportional to 254,765.28, 351,245.52 and 163,958.88

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Solution

The fourth proportional to 254,765.28, 351,245.52 and 163,958.88 is: 226,050.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,765.28 : 351,245.52 = 163,958.88 : x
  2. Step 2: Convert to fraction form
    254,765.28/351,245.52 = 163,958.88/x
  3. Step 3: Cross multiply
    254,765.28x = 351,245.52 × 163,958.88
  4. Step 4: Simplify right side
    254,765.28x = 57,589,822,064.22
  5. Step 5: Solve for x
    x = 57,589,822,064.22/254,765.28
  6. Step 6: Final answer
    x = 226,050.51

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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.