Home / 211,733.64-317,194.20-131,533.92

Finding the Fourth Proportional to 211,733.64, 317,194.20 and 131,533.92

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Solution

The fourth proportional to 211,733.64, 317,194.20 and 131,533.92 is: 197,048.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,733.64 : 317,194.20 = 131,533.92 : x
  2. Step 2: Convert to fraction form
    211,733.64/317,194.20 = 131,533.92/x
  3. Step 3: Cross multiply
    211,733.64x = 317,194.20 × 131,533.92
  4. Step 4: Simplify right side
    211,733.64x = 41,721,796,527.26
  5. Step 5: Solve for x
    x = 41,721,796,527.26/211,733.64
  6. Step 6: Final answer
    x = 197,048.50

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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.