Finding the Fourth Proportional to 207,501.62, 311,349.63 and 102,263.18
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Solution
The fourth proportional to 207,501.62, 311,349.63 and 102,263.18 is: 153,442.67
Step by Step Solution
- Step 1: Write the proportion equation
207,501.62 : 311,349.63 = 102,263.18 : x - Step 2: Convert to fraction form
207,501.62/311,349.63 = 102,263.18/x - Step 3: Cross multiply
207,501.62x = 311,349.63 × 102,263.18 - Step 4: Simplify right side
207,501.62x = 31,839,603,255.62 - Step 5: Solve for x
x = 31,839,603,255.62/207,501.62 - Step 6: Final answer
x = 153,442.67
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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.