Finding the Fourth Proportional to 202,283.10, 303,424.65 and 102,750.30
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Solution
The fourth proportional to 202,283.10, 303,424.65 and 102,750.30 is: 154,125.45
Step by Step Solution
- Step 1: Write the proportion equation
202,283.10 : 303,424.65 = 102,750.30 : x - Step 2: Convert to fraction form
202,283.10/303,424.65 = 102,750.30/x - Step 3: Cross multiply
202,283.10x = 303,424.65 × 102,750.30 - Step 4: Simplify right side
202,283.10x = 31,176,973,814.90 - Step 5: Solve for x
x = 31,176,973,814.90/202,283.10 - Step 6: Final answer
x = 154,125.45
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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.