Home / 197,615.58-296,331.10-71,239.18

Finding the Fourth Proportional to 197,615.58, 296,331.10 and 71,239.18

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Solution

The fourth proportional to 197,615.58, 296,331.10 and 71,239.18 is: 106,825.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,615.58 : 296,331.10 = 71,239.18 : x
  2. Step 2: Convert to fraction form
    197,615.58/296,331.10 = 71,239.18/x
  3. Step 3: Cross multiply
    197,615.58x = 296,331.10 × 71,239.18
  4. Step 4: Simplify right side
    197,615.58x = 21,110,384,572.50
  5. Step 5: Solve for x
    x = 21,110,384,572.50/197,615.58
  6. Step 6: Final answer
    x = 106,825.51

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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.