Home / 107,690.34-161,535.60-33,818.34

Finding the Fourth Proportional to 107,690.34, 161,535.60 and 33,818.34

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Solution

The fourth proportional to 107,690.34, 161,535.60 and 33,818.34 is: 50,727.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,690.34 : 161,535.60 = 33,818.34 : x
  2. Step 2: Convert to fraction form
    107,690.34/161,535.60 = 33,818.34/x
  3. Step 3: Cross multiply
    107,690.34x = 161,535.60 × 33,818.34
  4. Step 4: Simplify right side
    107,690.34x = 5,462,865,842.90
  5. Step 5: Solve for x
    x = 5,462,865,842.90/107,690.34
  6. Step 6: Final answer
    x = 50,727.54

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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.