Finding the Fourth Proportional to 202,370.60, 303,750.30 and 102,643.40
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Solution
The fourth proportional to 202,370.60, 303,750.30 and 102,643.40 is: 154,063.70
Step by Step Solution
- Step 1: Write the proportion equation
202,370.60 : 303,750.30 = 102,643.40 : x - Step 2: Convert to fraction form
202,370.60/303,750.30 = 102,643.40/x - Step 3: Cross multiply
202,370.60x = 303,750.30 × 102,643.40 - Step 4: Simplify right side
202,370.60x = 31,177,963,543.02 - Step 5: Solve for x
x = 31,177,963,543.02/202,370.60 - Step 6: Final answer
x = 154,063.70
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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.