Home / 126,524.22-189,819.36-37,777.74

Finding the Fourth Proportional to 126,524.22, 189,819.36 and 37,777.74

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Solution

The fourth proportional to 126,524.22, 189,819.36 and 37,777.74 is: 56,676.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,524.22 : 189,819.36 = 37,777.74 : x
  2. Step 2: Convert to fraction form
    126,524.22/189,819.36 = 37,777.74/x
  3. Step 3: Cross multiply
    126,524.22x = 189,819.36 × 37,777.74
  4. Step 4: Simplify right side
    126,524.22x = 7,170,946,429.05
  5. Step 5: Solve for x
    x = 7,170,946,429.05/126,524.22
  6. Step 6: Final answer
    x = 56,676.47

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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.