Finding the Fourth Proportional to 202,290.90, 303,436.35 and 97,055.70
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Solution
The fourth proportional to 202,290.90, 303,436.35 and 97,055.70 is: 145,583.55
Step by Step Solution
- Step 1: Write the proportion equation
202,290.90 : 303,436.35 = 97,055.70 : x - Step 2: Convert to fraction form
202,290.90/303,436.35 = 97,055.70/x - Step 3: Cross multiply
202,290.90x = 303,436.35 × 97,055.70 - Step 4: Simplify right side
202,290.90x = 29,450,227,354.70 - Step 5: Solve for x
x = 29,450,227,354.70/202,290.90 - Step 6: Final answer
x = 145,583.55
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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.