Finding the Fourth Proportional to 177.99, 245.62 and 110.67
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Solution
The fourth proportional to 177.99, 245.62 and 110.67 is: 152.72
Step by Step Solution
- Step 1: Write the proportion equation
177.99 : 245.62 = 110.67 : x - Step 2: Convert to fraction form
177.99/245.62 = 110.67/x - Step 3: Cross multiply
177.99x = 245.62 × 110.67 - Step 4: Simplify right side
177.99x = 27,181.98 - Step 5: Solve for x
x = 27,181.98/177.99 - Step 6: Final answer
x = 152.72
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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.