Home / 197,928.06-273,141.45-107,283.72

Finding the Fourth Proportional to 197,928.06, 273,141.45 and 107,283.72

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Solution

The fourth proportional to 197,928.06, 273,141.45 and 107,283.72 is: 148,051.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,928.06 : 273,141.45 = 107,283.72 : x
  2. Step 2: Convert to fraction form
    197,928.06/273,141.45 = 107,283.72/x
  3. Step 3: Cross multiply
    197,928.06x = 273,141.45 × 107,283.72
  4. Step 4: Simplify right side
    197,928.06x = 29,303,631,866.47
  5. Step 5: Solve for x
    x = 29,303,631,866.47/197,928.06
  6. Step 6: Final answer
    x = 148,051.94

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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.