Finding the Fourth Proportional to 268.04, 369.80 and 149.99
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Solution
The fourth proportional to 268.04, 369.80 and 149.99 is: 206.94
Step by Step Solution
- Step 1: Write the proportion equation
268.04 : 369.80 = 149.99 : x - Step 2: Convert to fraction form
268.04/369.80 = 149.99/x - Step 3: Cross multiply
268.04x = 369.80 × 149.99 - Step 4: Simplify right side
268.04x = 55,468.25 - Step 5: Solve for x
x = 55,468.25/268.04 - Step 6: Final answer
x = 206.94
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.