Finding the Fourth Proportional to 202,237.80, 303,587.10 and 119,178.60
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Solution
The fourth proportional to 202,237.80, 303,587.10 and 119,178.60 is: 178,903.67
Step by Step Solution
- Step 1: Write the proportion equation
202,237.80 : 303,587.10 = 119,178.60 : x - Step 2: Convert to fraction form
202,237.80/303,587.10 = 119,178.60/x - Step 3: Cross multiply
202,237.80x = 303,587.10 × 119,178.60 - Step 4: Simplify right side
202,237.80x = 36,181,085,556.06 - Step 5: Solve for x
x = 36,181,085,556.06/202,237.80 - Step 6: Final answer
x = 178,903.67
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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.