Home / 263,485.32-363,609.96-142,626.24

Finding the Fourth Proportional to 263,485.32, 363,609.96 and 142,626.24

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Solution

The fourth proportional to 263,485.32, 363,609.96 and 142,626.24 is: 196,824.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,485.32 : 363,609.96 = 142,626.24 : x
  2. Step 2: Convert to fraction form
    263,485.32/363,609.96 = 142,626.24/x
  3. Step 3: Cross multiply
    263,485.32x = 363,609.96 × 142,626.24
  4. Step 4: Simplify right side
    263,485.32x = 51,860,321,421.35
  5. Step 5: Solve for x
    x = 51,860,321,421.35/263,485.32
  6. Step 6: Final answer
    x = 196,824.33

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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.