Finding the Fourth Proportional to 196,197.44, 294,339.68 and 71,538.08
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Solution
The fourth proportional to 196,197.44, 294,339.68 and 71,538.08 is: 107,322.99
Step by Step Solution
- Step 1: Write the proportion equation
196,197.44 : 294,339.68 = 71,538.08 : x - Step 2: Convert to fraction form
196,197.44/294,339.68 = 71,538.08/x - Step 3: Cross multiply
196,197.44x = 294,339.68 × 71,538.08 - Step 4: Simplify right side
196,197.44x = 21,056,495,575.01 - Step 5: Solve for x
x = 21,056,495,575.01/196,197.44 - Step 6: Final answer
x = 107,322.99
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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.