Home / 149,293.24-206,015.22-82,225.24

Finding the Fourth Proportional to 149,293.24, 206,015.22 and 82,225.24

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Solution

The fourth proportional to 149,293.24, 206,015.22 and 82,225.24 is: 113,465.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,293.24 : 206,015.22 = 82,225.24 : x
  2. Step 2: Convert to fraction form
    149,293.24/206,015.22 = 82,225.24/x
  3. Step 3: Cross multiply
    149,293.24x = 206,015.22 × 82,225.24
  4. Step 4: Simplify right side
    149,293.24x = 16,939,650,908.15
  5. Step 5: Solve for x
    x = 16,939,650,908.15/149,293.24
  6. Step 6: Final answer
    x = 113,465.63

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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.