Home / 57,452.49-86,000.54-31,091.85

Finding the Fourth Proportional to 57,452.49, 86,000.54 and 31,091.85

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Solution

The fourth proportional to 57,452.49, 86,000.54 and 31,091.85 is: 46,541.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,452.49 : 86,000.54 = 31,091.85 : x
  2. Step 2: Convert to fraction form
    57,452.49/86,000.54 = 31,091.85/x
  3. Step 3: Cross multiply
    57,452.49x = 86,000.54 × 31,091.85
  4. Step 4: Simplify right side
    57,452.49x = 2,673,915,734.14
  5. Step 5: Solve for x
    x = 2,673,915,734.14/57,452.49
  6. Step 6: Final answer
    x = 46,541.34

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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.