Finding the Fourth Proportional to 249,231.20, 343,893.02 and 141,794.96
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Solution
The fourth proportional to 249,231.20, 343,893.02 and 141,794.96 is: 195,650.85
Step by Step Solution
- Step 1: Write the proportion equation
249,231.20 : 343,893.02 = 141,794.96 : x - Step 2: Convert to fraction form
249,231.20/343,893.02 = 141,794.96/x - Step 3: Cross multiply
249,231.20x = 343,893.02 × 141,794.96 - Step 4: Simplify right side
249,231.20x = 48,762,297,015.18 - Step 5: Solve for x
x = 48,762,297,015.18/249,231.20 - Step 6: Final answer
x = 195,650.85
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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.