Home / 263,380.72-363,466.36-142,522.01

Finding the Fourth Proportional to 263,380.72, 363,466.36 and 142,522.01

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Solution

The fourth proportional to 263,380.72, 363,466.36 and 142,522.01 is: 196,680.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,380.72 : 363,466.36 = 142,522.01 : x
  2. Step 2: Convert to fraction form
    263,380.72/363,466.36 = 142,522.01/x
  3. Step 3: Cross multiply
    263,380.72x = 363,466.36 × 142,522.01
  4. Step 4: Simplify right side
    263,380.72x = 51,801,953,664.64
  5. Step 5: Solve for x
    x = 51,801,953,664.64/263,380.72
  6. Step 6: Final answer
    x = 196,680.89

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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.