Finding the Fourth Proportional to 197,651.11, 296,484.87 and 57,409.74
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Solution
The fourth proportional to 197,651.11, 296,484.87 and 57,409.74 is: 86,116.99
Step by Step Solution
- Step 1: Write the proportion equation
197,651.11 : 296,484.87 = 57,409.74 : x - Step 2: Convert to fraction form
197,651.11/296,484.87 = 57,409.74/x - Step 3: Cross multiply
197,651.11x = 296,484.87 × 57,409.74 - Step 4: Simplify right side
197,651.11x = 17,021,119,300.63 - Step 5: Solve for x
x = 17,021,119,300.63/197,651.11 - Step 6: Final answer
x = 86,116.99
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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.