Finding the Fourth Proportional to 150,338.10, 207,366.69 and 96,690.99
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Solution
The fourth proportional to 150,338.10, 207,366.69 and 96,690.99 is: 133,369.32
Step by Step Solution
- Step 1: Write the proportion equation
150,338.10 : 207,366.69 = 96,690.99 : x - Step 2: Convert to fraction form
150,338.10/207,366.69 = 96,690.99/x - Step 3: Cross multiply
150,338.10x = 207,366.69 × 96,690.99 - Step 4: Simplify right side
150,338.10x = 20,050,490,549.12 - Step 5: Solve for x
x = 20,050,490,549.12/150,338.10 - Step 6: Final answer
x = 133,369.32
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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.