Home / 140,359.20-210,552.07-39,163.96

Finding the Fourth Proportional to 140,359.20, 210,552.07 and 39,163.96

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Solution

The fourth proportional to 140,359.20, 210,552.07 and 39,163.96 is: 58,749.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,359.20 : 210,552.07 = 39,163.96 : x
  2. Step 2: Convert to fraction form
    140,359.20/210,552.07 = 39,163.96/x
  3. Step 3: Cross multiply
    140,359.20x = 210,552.07 × 39,163.96
  4. Step 4: Simplify right side
    140,359.20x = 8,246,052,847.40
  5. Step 5: Solve for x
    x = 8,246,052,847.40/140,359.20
  6. Step 6: Final answer
    x = 58,749.64

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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.