Home / 263,297.04-363,348.82-142,438.04

Finding the Fourth Proportional to 263,297.04, 363,348.82 and 142,438.04

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Solution

The fourth proportional to 263,297.04, 363,348.82 and 142,438.04 is: 196,563.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,297.04 : 363,348.82 = 142,438.04 : x
  2. Step 2: Convert to fraction form
    263,297.04/363,348.82 = 142,438.04/x
  3. Step 3: Cross multiply
    263,297.04x = 363,348.82 × 142,438.04
  4. Step 4: Simplify right side
    263,297.04x = 51,754,693,044.92
  5. Step 5: Solve for x
    x = 51,754,693,044.92/263,297.04
  6. Step 6: Final answer
    x = 196,563.90

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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.