Home / 57,044.20-85,590.60-39,504.48

Finding the Fourth Proportional to 57,044.20, 85,590.60 and 39,504.48

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Solution

The fourth proportional to 57,044.20, 85,590.60 and 39,504.48 is: 59,273.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,044.20 : 85,590.60 = 39,504.48 : x
  2. Step 2: Convert to fraction form
    57,044.20/85,590.60 = 39,504.48/x
  3. Step 3: Cross multiply
    57,044.20x = 85,590.60 × 39,504.48
  4. Step 4: Simplify right side
    57,044.20x = 3,381,212,145.89
  5. Step 5: Solve for x
    x = 3,381,212,145.89/57,044.20
  6. Step 6: Final answer
    x = 59,273.55

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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.