Finding the Fourth Proportional to 136,612.04, 204,918.08 and 36,772.48
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Solution
The fourth proportional to 136,612.04, 204,918.08 and 36,772.48 is: 55,158.73
Step by Step Solution
- Step 1: Write the proportion equation
136,612.04 : 204,918.08 = 36,772.48 : x - Step 2: Convert to fraction form
136,612.04/204,918.08 = 36,772.48/x - Step 3: Cross multiply
136,612.04x = 204,918.08 × 36,772.48 - Step 4: Simplify right side
136,612.04x = 7,535,345,998.44 - Step 5: Solve for x
x = 7,535,345,998.44/136,612.04 - Step 6: Final answer
x = 55,158.73
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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.