Home / 53,930.21-80,800.39-48,059.33

Finding the Fourth Proportional to 53,930.21, 80,800.39 and 48,059.33

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Solution

The fourth proportional to 53,930.21, 80,800.39 and 48,059.33 is: 72,004.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,930.21 : 80,800.39 = 48,059.33 : x
  2. Step 2: Convert to fraction form
    53,930.21/80,800.39 = 48,059.33/x
  3. Step 3: Cross multiply
    53,930.21x = 80,800.39 × 48,059.33
  4. Step 4: Simplify right side
    53,930.21x = 3,883,211,992.88
  5. Step 5: Solve for x
    x = 3,883,211,992.88/53,930.21
  6. Step 6: Final answer
    x = 72,004.40

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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.