Finding the Fourth Proportional to 180,604.08, 270,816.82 and 105,743.07
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Solution
The fourth proportional to 180,604.08, 270,816.82 and 105,743.07 is: 158,562.32
Step by Step Solution
- Step 1: Write the proportion equation
180,604.08 : 270,816.82 = 105,743.07 : x - Step 2: Convert to fraction form
180,604.08/270,816.82 = 105,743.07/x - Step 3: Cross multiply
180,604.08x = 270,816.82 × 105,743.07 - Step 4: Simplify right side
180,604.08x = 28,637,001,690.08 - Step 5: Solve for x
x = 28,637,001,690.08/180,604.08 - Step 6: Final answer
x = 158,562.32
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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.