Home / 263,630.33-363,808.02-142,768.85

Finding the Fourth Proportional to 263,630.33, 363,808.02 and 142,768.85

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Solution

The fourth proportional to 263,630.33, 363,808.02 and 142,768.85 is: 197,020.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,630.33 : 363,808.02 = 142,768.85 : x
  2. Step 2: Convert to fraction form
    263,630.33/363,808.02 = 142,768.85/x
  3. Step 3: Cross multiply
    263,630.33x = 363,808.02 × 142,768.85
  4. Step 4: Simplify right side
    263,630.33x = 51,940,450,817.14
  5. Step 5: Solve for x
    x = 51,940,450,817.14/263,630.33
  6. Step 6: Final answer
    x = 197,020.02

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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.