Home / 135,181.56-202,772.28-36,685.56

Finding the Fourth Proportional to 135,181.56, 202,772.28 and 36,685.56

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Solution

The fourth proportional to 135,181.56, 202,772.28 and 36,685.56 is: 55,028.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,181.56 : 202,772.28 = 36,685.56 : x
  2. Step 2: Convert to fraction form
    135,181.56/202,772.28 = 36,685.56/x
  3. Step 3: Cross multiply
    135,181.56x = 202,772.28 × 36,685.56
  4. Step 4: Simplify right side
    135,181.56x = 7,438,814,644.28
  5. Step 5: Solve for x
    x = 7,438,814,644.28/135,181.56
  6. Step 6: Final answer
    x = 55,028.32

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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.