Home / 57,377.63-79,183.51-31,883.90

Finding the Fourth Proportional to 57,377.63, 79,183.51 and 31,883.90

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Solution

The fourth proportional to 57,377.63, 79,183.51 and 31,883.90 is: 44,001.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,377.63 : 79,183.51 = 31,883.90 : x
  2. Step 2: Convert to fraction form
    57,377.63/79,183.51 = 31,883.90/x
  3. Step 3: Cross multiply
    57,377.63x = 79,183.51 × 31,883.90
  4. Step 4: Simplify right side
    57,377.63x = 2,524,678,638.86
  5. Step 5: Solve for x
    x = 2,524,678,638.86/57,377.63
  6. Step 6: Final answer
    x = 44,001.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.