Finding the Fourth Proportional to 233.39, 349.99 and 135.99
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Solution
The fourth proportional to 233.39, 349.99 and 135.99 is: 203.93
Step by Step Solution
- Step 1: Write the proportion equation
233.39 : 349.99 = 135.99 : x - Step 2: Convert to fraction form
233.39/349.99 = 135.99/x - Step 3: Cross multiply
233.39x = 349.99 × 135.99 - Step 4: Simplify right side
233.39x = 47,594.80 - Step 5: Solve for x
x = 47,594.80/233.39 - Step 6: Final answer
x = 203.93
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.