Finding the Fourth Proportional to 233.82, 322.58 and 146.54
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Solution
The fourth proportional to 233.82, 322.58 and 146.54 is: 202.17
Step by Step Solution
- Step 1: Write the proportion equation
233.82 : 322.58 = 146.54 : x - Step 2: Convert to fraction form
233.82/322.58 = 146.54/x - Step 3: Cross multiply
233.82x = 322.58 × 146.54 - Step 4: Simplify right side
233.82x = 47,272.05 - Step 5: Solve for x
x = 47,272.05/233.82 - Step 6: Final answer
x = 202.17
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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.