Finding the Fourth Proportional to 176.95, 244.21 and 106.99
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Solution
The fourth proportional to 176.95, 244.21 and 106.99 is: 147.66
Step by Step Solution
- Step 1: Write the proportion equation
176.95 : 244.21 = 106.99 : x - Step 2: Convert to fraction form
176.95/244.21 = 106.99/x - Step 3: Cross multiply
176.95x = 244.21 × 106.99 - Step 4: Simplify right side
176.95x = 26,128.03 - Step 5: Solve for x
x = 26,128.03/176.95 - Step 6: Final answer
x = 147.66
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.