Home / 263,391.03-363,480.57-142,532.30

Finding the Fourth Proportional to 263,391.03, 363,480.57 and 142,532.30

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Solution

The fourth proportional to 263,391.03, 363,480.57 and 142,532.30 is: 196,695.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,391.03 : 363,480.57 = 142,532.30 : x
  2. Step 2: Convert to fraction form
    263,391.03/363,480.57 = 142,532.30/x
  3. Step 3: Cross multiply
    263,391.03x = 363,480.57 × 142,532.30
  4. Step 4: Simplify right side
    263,391.03x = 51,807,721,647.41
  5. Step 5: Solve for x
    x = 51,807,721,647.41/263,391.03
  6. Step 6: Final answer
    x = 196,695.09

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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.