Home / 197,868.67-273,057.70-107,222.31

Finding the Fourth Proportional to 197,868.67, 273,057.70 and 107,222.31

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Solution

The fourth proportional to 197,868.67, 273,057.70 and 107,222.31 is: 147,966.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,868.67 : 273,057.70 = 107,222.31 : x
  2. Step 2: Convert to fraction form
    197,868.67/273,057.70 = 107,222.31/x
  3. Step 3: Cross multiply
    197,868.67x = 273,057.70 × 107,222.31
  4. Step 4: Simplify right side
    197,868.67x = 29,277,875,723.94
  5. Step 5: Solve for x
    x = 29,277,875,723.94/197,868.67
  6. Step 6: Final answer
    x = 147,966.20

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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.