Finding the Fourth Proportional to 230,664.23, 345,877.85 and 104,235.99
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Solution
The fourth proportional to 230,664.23, 345,877.85 and 104,235.99 is: 156,300.43
Step by Step Solution
- Step 1: Write the proportion equation
230,664.23 : 345,877.85 = 104,235.99 : x - Step 2: Convert to fraction form
230,664.23/345,877.85 = 104,235.99/x - Step 3: Cross multiply
230,664.23x = 345,877.85 × 104,235.99 - Step 4: Simplify right side
230,664.23x = 36,052,919,463.82 - Step 5: Solve for x
x = 36,052,919,463.82/230,664.23 - Step 6: Final answer
x = 156,300.43
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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.