Home / 170,483.22-255,669.39-80,511.98

Finding the Fourth Proportional to 170,483.22, 255,669.39 and 80,511.98

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Solution

The fourth proportional to 170,483.22, 255,669.39 and 80,511.98 is: 120,741.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,483.22 : 255,669.39 = 80,511.98 : x
  2. Step 2: Convert to fraction form
    170,483.22/255,669.39 = 80,511.98/x
  3. Step 3: Cross multiply
    170,483.22x = 255,669.39 × 80,511.98
  4. Step 4: Simplify right side
    170,483.22x = 20,584,447,535.95
  5. Step 5: Solve for x
    x = 20,584,447,535.95/170,483.22
  6. Step 6: Final answer
    x = 120,741.78

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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.