Finding the Fourth Proportional to 197,756.80, 296,555.28 and 122,765.92
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Solution
The fourth proportional to 197,756.80, 296,555.28 and 122,765.92 is: 184,099.27
Step by Step Solution
- Step 1: Write the proportion equation
197,756.80 : 296,555.28 = 122,765.92 : x - Step 2: Convert to fraction form
197,756.80/296,555.28 = 122,765.92/x - Step 3: Cross multiply
197,756.80x = 296,555.28 × 122,765.92 - Step 4: Simplify right side
197,756.80x = 36,406,881,780.06 - Step 5: Solve for x
x = 36,406,881,780.06/197,756.80 - Step 6: Final answer
x = 184,099.27
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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.