Finding the Fourth Proportional to 248,770.95, 373,039.71 and 90,888.99
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Solution
The fourth proportional to 248,770.95, 373,039.71 and 90,888.99 is: 136,290.84
Step by Step Solution
- Step 1: Write the proportion equation
248,770.95 : 373,039.71 = 90,888.99 : x - Step 2: Convert to fraction form
248,770.95/373,039.71 = 90,888.99/x - Step 3: Cross multiply
248,770.95x = 373,039.71 × 90,888.99 - Step 4: Simplify right side
248,770.95x = 33,905,202,471.79 - Step 5: Solve for x
x = 33,905,202,471.79/248,770.95 - Step 6: Final answer
x = 136,290.84
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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.