Home / 107,905.28-161,874.58-36,811.27

Finding the Fourth Proportional to 107,905.28, 161,874.58 and 36,811.27

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Solution

The fourth proportional to 107,905.28, 161,874.58 and 36,811.27 is: 55,222.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,905.28 : 161,874.58 = 36,811.27 : x
  2. Step 2: Convert to fraction form
    107,905.28/161,874.58 = 36,811.27/x
  3. Step 3: Cross multiply
    107,905.28x = 161,874.58 × 36,811.27
  4. Step 4: Simplify right side
    107,905.28x = 5,958,808,491.05
  5. Step 5: Solve for x
    x = 5,958,808,491.05/107,905.28
  6. Step 6: Final answer
    x = 55,222.58

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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.