Finding the Fourth Proportional to 202,307.60, 303,427.67 and 74,197.38
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Solution
The fourth proportional to 202,307.60, 303,427.67 and 74,197.38 is: 111,283.70
Step by Step Solution
- Step 1: Write the proportion equation
202,307.60 : 303,427.67 = 74,197.38 : x - Step 2: Convert to fraction form
202,307.60/303,427.67 = 74,197.38/x - Step 3: Cross multiply
202,307.60x = 303,427.67 × 74,197.38 - Step 4: Simplify right side
202,307.60x = 22,513,537,762.52 - Step 5: Solve for x
x = 22,513,537,762.52/202,307.60 - Step 6: Final answer
x = 111,283.70
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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.