Home / 170,163.63-255,245.43-45,501.39

Finding the Fourth Proportional to 170,163.63, 255,245.43 and 45,501.39

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Solution

The fourth proportional to 170,163.63, 255,245.43 and 45,501.39 is: 68,252.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,163.63 : 255,245.43 = 45,501.39 : x
  2. Step 2: Convert to fraction form
    170,163.63/255,245.43 = 45,501.39/x
  3. Step 3: Cross multiply
    170,163.63x = 255,245.43 × 45,501.39
  4. Step 4: Simplify right side
    170,163.63x = 11,614,021,856.15
  5. Step 5: Solve for x
    x = 11,614,021,856.15/170,163.63
  6. Step 6: Final answer
    x = 68,252.08

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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.