Finding the Fourth Proportional to 220,201.08, 303,875.82 and 119,599.80
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Solution
The fourth proportional to 220,201.08, 303,875.82 and 119,599.80 is: 165,046.82
Step by Step Solution
- Step 1: Write the proportion equation
220,201.08 : 303,875.82 = 119,599.80 : x - Step 2: Convert to fraction form
220,201.08/303,875.82 = 119,599.80/x - Step 3: Cross multiply
220,201.08x = 303,875.82 × 119,599.80 - Step 4: Simplify right side
220,201.08x = 36,343,487,296.84 - Step 5: Solve for x
x = 36,343,487,296.84/220,201.08 - Step 6: Final answer
x = 165,046.82
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.