Home / 213,224.22-294,247.50-117,728.84

Finding the Fourth Proportional to 213,224.22, 294,247.50 and 117,728.84

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Solution

The fourth proportional to 213,224.22, 294,247.50 and 117,728.84 is: 162,464.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,224.22 : 294,247.50 = 117,728.84 : x
  2. Step 2: Convert to fraction form
    213,224.22/294,247.50 = 117,728.84/x
  3. Step 3: Cross multiply
    213,224.22x = 294,247.50 × 117,728.84
  4. Step 4: Simplify right side
    213,224.22x = 34,641,416,847.90
  5. Step 5: Solve for x
    x = 34,641,416,847.90/213,224.22
  6. Step 6: Final answer
    x = 162,464.74

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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.