Home / 40,201.14-60,285.50-12,112.50

Finding the Fourth Proportional to 40,201.14, 60,285.50 and 12,112.50

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Solution

The fourth proportional to 40,201.14, 60,285.50 and 12,112.50 is: 18,163.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,201.14 : 60,285.50 = 12,112.50 : x
  2. Step 2: Convert to fraction form
    40,201.14/60,285.50 = 12,112.50/x
  3. Step 3: Cross multiply
    40,201.14x = 60,285.50 × 12,112.50
  4. Step 4: Simplify right side
    40,201.14x = 730,208,118.75
  5. Step 5: Solve for x
    x = 730,208,118.75/40,201.14
  6. Step 6: Final answer
    x = 18,163.87

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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.