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Finding the Fourth Proportional to 45,584.54, 68,362.03 and 15,181.58

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Solution

The fourth proportional to 45,584.54, 68,362.03 and 15,181.58 is: 22,767.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,584.54 : 68,362.03 = 15,181.58 : x
  2. Step 2: Convert to fraction form
    45,584.54/68,362.03 = 15,181.58/x
  3. Step 3: Cross multiply
    45,584.54x = 68,362.03 × 15,181.58
  4. Step 4: Simplify right side
    45,584.54x = 1,037,843,627.41
  5. Step 5: Solve for x
    x = 1,037,843,627.41/45,584.54
  6. Step 6: Final answer
    x = 22,767.45

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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.