Finding the Fourth Proportional to 202,319.10, 303,478.65 and 97,343.10
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Solution
The fourth proportional to 202,319.10, 303,478.65 and 97,343.10 is: 146,014.65
Step by Step Solution
- Step 1: Write the proportion equation
202,319.10 : 303,478.65 = 97,343.10 : x - Step 2: Convert to fraction form
202,319.10/303,478.65 = 97,343.10/x - Step 3: Cross multiply
202,319.10x = 303,478.65 × 97,343.10 - Step 4: Simplify right side
202,319.10x = 29,541,552,574.82 - Step 5: Solve for x
x = 29,541,552,574.82/202,319.10 - Step 6: Final answer
x = 146,014.65
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1.5x scale
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.