Home / 57,316.03-85,977.79-15,195.49

Finding the Fourth Proportional to 57,316.03, 85,977.79 and 15,195.49

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Solution

The fourth proportional to 57,316.03, 85,977.79 and 15,195.49 is: 22,794.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,316.03 : 85,977.79 = 15,195.49 : x
  2. Step 2: Convert to fraction form
    57,316.03/85,977.79 = 15,195.49/x
  3. Step 3: Cross multiply
    57,316.03x = 85,977.79 × 15,195.49
  4. Step 4: Simplify right side
    57,316.03x = 1,306,474,395.23
  5. Step 5: Solve for x
    x = 1,306,474,395.23/57,316.03
  6. Step 6: Final answer
    x = 22,794.22

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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.