Finding the Fourth Proportional to 154.69, 232 and 58.44
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Solution
The fourth proportional to 154.69, 232 and 58.44 is: 87.65
Step by Step Solution
- Step 1: Write the proportion equation
154.69 : 232 = 58.44 : x - Step 2: Convert to fraction form
154.69/232 = 58.44/x - Step 3: Cross multiply
154.69x = 232 × 58.44 - Step 4: Simplify right side
154.69x = 13,558.08 - Step 5: Solve for x
x = 13,558.08/154.69 - Step 6: Final answer
x = 87.65
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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.