Home / 263,784.06-364,021.50-142,928.62

Finding the Fourth Proportional to 263,784.06, 364,021.50 and 142,928.62

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Solution

The fourth proportional to 263,784.06, 364,021.50 and 142,928.62 is: 197,241.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,784.06 : 364,021.50 = 142,928.62 : x
  2. Step 2: Convert to fraction form
    263,784.06/364,021.50 = 142,928.62/x
  3. Step 3: Cross multiply
    263,784.06x = 364,021.50 × 142,928.62
  4. Step 4: Simplify right side
    263,784.06x = 52,029,088,110.58
  5. Step 5: Solve for x
    x = 52,029,088,110.58/263,784.06
  6. Step 6: Final answer
    x = 197,241.21

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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.