Home / 262,194.09-361,855.59-160,279.20

Finding the Fourth Proportional to 262,194.09, 361,855.59 and 160,279.20

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Solution

The fourth proportional to 262,194.09, 361,855.59 and 160,279.20 is: 221,202.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,194.09 : 361,855.59 = 160,279.20 : x
  2. Step 2: Convert to fraction form
    262,194.09/361,855.59 = 160,279.20/x
  3. Step 3: Cross multiply
    262,194.09x = 361,855.59 × 160,279.20
  4. Step 4: Simplify right side
    262,194.09x = 57,997,924,480.73
  5. Step 5: Solve for x
    x = 57,997,924,480.73/262,194.09
  6. Step 6: Final answer
    x = 221,202.26

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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.