Finding the Fourth Proportional to 230,943.02, 318,842.08 and 158,464.99
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Solution
The fourth proportional to 230,943.02, 318,842.08 and 158,464.99 is: 218,778.23
Step by Step Solution
- Step 1: Write the proportion equation
230,943.02 : 318,842.08 = 158,464.99 : x - Step 2: Convert to fraction form
230,943.02/318,842.08 = 158,464.99/x - Step 3: Cross multiply
230,943.02x = 318,842.08 × 158,464.99 - Step 4: Simplify right side
230,943.02x = 50,525,305,958.64 - Step 5: Solve for x
x = 50,525,305,958.64/230,943.02 - Step 6: Final answer
x = 218,778.23
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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.