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Finding the Fourth Proportional to 173,222.58, 259,841.15 and 84,550.67

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Solution

The fourth proportional to 173,222.58, 259,841.15 and 84,550.67 is: 126,829.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,222.58 : 259,841.15 = 84,550.67 : x
  2. Step 2: Convert to fraction form
    173,222.58/259,841.15 = 84,550.67/x
  3. Step 3: Cross multiply
    173,222.58x = 259,841.15 × 84,550.67
  4. Step 4: Simplify right side
    173,222.58x = 21,969,741,604.11
  5. Step 5: Solve for x
    x = 21,969,741,604.11/173,222.58
  6. Step 6: Final answer
    x = 126,829.55

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1.5x scale

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.