Home / 149,067.20-223,600.80-148,192.40

Finding the Fourth Proportional to 149,067.20, 223,600.80 and 148,192.40

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Solution

The fourth proportional to 149,067.20, 223,600.80 and 148,192.40 is: 222,288.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,067.20 : 223,600.80 = 148,192.40 : x
  2. Step 2: Convert to fraction form
    149,067.20/223,600.80 = 148,192.40/x
  3. Step 3: Cross multiply
    149,067.20x = 223,600.80 × 148,192.40
  4. Step 4: Simplify right side
    149,067.20x = 33,135,939,193.92
  5. Step 5: Solve for x
    x = 33,135,939,193.92/149,067.20
  6. Step 6: Final answer
    x = 222,288.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.