Home / 263,556.09-363,706.88-142,697.48

Finding the Fourth Proportional to 263,556.09, 363,706.88 and 142,697.48

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Solution

The fourth proportional to 263,556.09, 363,706.88 and 142,697.48 is: 196,922.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,556.09 : 363,706.88 = 142,697.48 : x
  2. Step 2: Convert to fraction form
    263,556.09/363,706.88 = 142,697.48/x
  3. Step 3: Cross multiply
    263,556.09x = 363,706.88 × 142,697.48
  4. Step 4: Simplify right side
    263,556.09x = 51,900,052,702.64
  5. Step 5: Solve for x
    x = 51,900,052,702.64/263,556.09
  6. Step 6: Final answer
    x = 196,922.23

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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.