Finding the Fourth Proportional to 202,995.70, 304,493.55 and 109,683.70
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Solution
The fourth proportional to 202,995.70, 304,493.55 and 109,683.70 is: 164,525.55
Step by Step Solution
- Step 1: Write the proportion equation
202,995.70 : 304,493.55 = 109,683.70 : x - Step 2: Convert to fraction form
202,995.70/304,493.55 = 109,683.70/x - Step 3: Cross multiply
202,995.70x = 304,493.55 × 109,683.70 - Step 4: Simplify right side
202,995.70x = 33,397,979,190.14 - Step 5: Solve for x
x = 33,397,979,190.14/202,995.70 - Step 6: Final answer
x = 164,525.55
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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.