Home / 126,652.60-190,016.94-37,909

Finding the Fourth Proportional to 126,652.60, 190,016.94 and 37,909

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Solution

The fourth proportional to 126,652.60, 190,016.94 and 37,909 is: 56,874.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,652.60 : 190,016.94 = 37,909 : x
  2. Step 2: Convert to fraction form
    126,652.60/190,016.94 = 37,909/x
  3. Step 3: Cross multiply
    126,652.60x = 190,016.94 × 37,909
  4. Step 4: Simplify right side
    126,652.60x = 7,203,352,178.46
  5. Step 5: Solve for x
    x = 7,203,352,178.46/126,652.60
  6. Step 6: Final answer
    x = 56,874.89

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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.