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Finding the Fourth Proportional to 57,096, 85,645.08 and 15,544.08

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Solution

The fourth proportional to 57,096, 85,645.08 and 15,544.08 is: 23,316.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,096 : 85,645.08 = 15,544.08 : x
  2. Step 2: Convert to fraction form
    57,096/85,645.08 = 15,544.08/x
  3. Step 3: Cross multiply
    57,096x = 85,645.08 × 15,544.08
  4. Step 4: Simplify right side
    57,096x = 1,331,273,975.13
  5. Step 5: Solve for x
    x = 1,331,273,975.13/57,096
  6. Step 6: Final answer
    x = 23,316.41

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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.