Home / 149,015.80-223,523.70-132,686.20

Finding the Fourth Proportional to 149,015.80, 223,523.70 and 132,686.20

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Solution

The fourth proportional to 149,015.80, 223,523.70 and 132,686.20 is: 199,029.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,015.80 : 223,523.70 = 132,686.20 : x
  2. Step 2: Convert to fraction form
    149,015.80/223,523.70 = 132,686.20/x
  3. Step 3: Cross multiply
    149,015.80x = 223,523.70 × 132,686.20
  4. Step 4: Simplify right side
    149,015.80x = 29,658,510,362.94
  5. Step 5: Solve for x
    x = 29,658,510,362.94/149,015.80
  6. Step 6: Final answer
    x = 199,029.30

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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.