Home / 197,738.76-272,879.40-107,094.72

Finding the Fourth Proportional to 197,738.76, 272,879.40 and 107,094.72

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Solution

The fourth proportional to 197,738.76, 272,879.40 and 107,094.72 is: 147,790.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,738.76 : 272,879.40 = 107,094.72 : x
  2. Step 2: Convert to fraction form
    197,738.76/272,879.40 = 107,094.72/x
  3. Step 3: Cross multiply
    197,738.76x = 272,879.40 × 107,094.72
  4. Step 4: Simplify right side
    197,738.76x = 29,223,943,558.46
  5. Step 5: Solve for x
    x = 29,223,943,558.46/197,738.76
  6. Step 6: Final answer
    x = 147,790.67

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.