Home / 126,018.34-189,029.05-37,273.64

Finding the Fourth Proportional to 126,018.34, 189,029.05 and 37,273.64

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Solution

The fourth proportional to 126,018.34, 189,029.05 and 37,273.64 is: 55,910.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,018.34 : 189,029.05 = 37,273.64 : x
  2. Step 2: Convert to fraction form
    126,018.34/189,029.05 = 37,273.64/x
  3. Step 3: Cross multiply
    126,018.34x = 189,029.05 × 37,273.64
  4. Step 4: Simplify right side
    126,018.34x = 7,045,800,666.06
  5. Step 5: Solve for x
    x = 7,045,800,666.06/126,018.34
  6. Step 6: Final answer
    x = 55,910.91

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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.