Home / 275,192.77-379,766.70-160,550.23

Finding the Fourth Proportional to 275,192.77, 379,766.70 and 160,550.23

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Solution

The fourth proportional to 275,192.77, 379,766.70 and 160,550.23 is: 221,559.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,192.77 : 379,766.70 = 160,550.23 : x
  2. Step 2: Convert to fraction form
    275,192.77/379,766.70 = 160,550.23/x
  3. Step 3: Cross multiply
    275,192.77x = 379,766.70 × 160,550.23
  4. Step 4: Simplify right side
    275,192.77x = 60,971,630,081.92
  5. Step 5: Solve for x
    x = 60,971,630,081.92/275,192.77
  6. Step 6: Final answer
    x = 221,559.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.