Finding the Fourth Proportional to 244.07, 366.11 and 99.70
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Solution
The fourth proportional to 244.07, 366.11 and 99.70 is: 149.55
Step by Step Solution
- Step 1: Write the proportion equation
244.07 : 366.11 = 99.70 : x - Step 2: Convert to fraction form
244.07/366.11 = 99.70/x - Step 3: Cross multiply
244.07x = 366.11 × 99.70 - Step 4: Simplify right side
244.07x = 36,501.17 - Step 5: Solve for x
x = 36,501.17/244.07 - Step 6: Final answer
x = 149.55
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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.