Finding the Fourth Proportional to 117.91, 176.72 and 60.04
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Solution
The fourth proportional to 117.91, 176.72 and 60.04 is: 89.99
Step by Step Solution
- Step 1: Write the proportion equation
117.91 : 176.72 = 60.04 : x - Step 2: Convert to fraction form
117.91/176.72 = 60.04/x - Step 3: Cross multiply
117.91x = 176.72 × 60.04 - Step 4: Simplify right side
117.91x = 10,610.19 - Step 5: Solve for x
x = 10,610.19/117.91 - Step 6: Final answer
x = 89.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.