Home / 254,764.37-382,209.19-126,741.11

Finding the Fourth Proportional to 254,764.37, 382,209.19 and 126,741.11

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Solution

The fourth proportional to 254,764.37, 382,209.19 and 126,741.11 is: 190,142.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,764.37 : 382,209.19 = 126,741.11 : x
  2. Step 2: Convert to fraction form
    254,764.37/382,209.19 = 126,741.11/x
  3. Step 3: Cross multiply
    254,764.37x = 382,209.19 × 126,741.11
  4. Step 4: Simplify right side
    254,764.37x = 48,441,614,764.90
  5. Step 5: Solve for x
    x = 48,441,614,764.90/254,764.37
  6. Step 6: Final answer
    x = 190,142.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.