Finding the Fourth Proportional to 162.05, 224.53 and 158.59
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Solution
The fourth proportional to 162.05, 224.53 and 158.59 is: 219.74
Step by Step Solution
- Step 1: Write the proportion equation
162.05 : 224.53 = 158.59 : x - Step 2: Convert to fraction form
162.05/224.53 = 158.59/x - Step 3: Cross multiply
162.05x = 224.53 × 158.59 - Step 4: Simplify right side
162.05x = 35,607.25 - Step 5: Solve for x
x = 35,607.25/162.05 - Step 6: Final answer
x = 219.74
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These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.