Finding the Fourth Proportional to 177.49, 265.62 and 149.95
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Solution
The fourth proportional to 177.49, 265.62 and 149.95 is: 224.40
Step by Step Solution
- Step 1: Write the proportion equation
177.49 : 265.62 = 149.95 : x - Step 2: Convert to fraction form
177.49/265.62 = 149.95/x - Step 3: Cross multiply
177.49x = 265.62 × 149.95 - Step 4: Simplify right side
177.49x = 39,829.05 - Step 5: Solve for x
x = 39,829.05/177.49 - Step 6: Final answer
x = 224.40
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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.