Finding the Fourth Proportional to 232,464.18, 320,790.06 and 141,805.74
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Solution
The fourth proportional to 232,464.18, 320,790.06 and 141,805.74 is: 195,685.51
Step by Step Solution
- Step 1: Write the proportion equation
232,464.18 : 320,790.06 = 141,805.74 : x - Step 2: Convert to fraction form
232,464.18/320,790.06 = 141,805.74/x - Step 3: Cross multiply
232,464.18x = 320,790.06 × 141,805.74 - Step 4: Simplify right side
232,464.18x = 45,489,871,842.94 - Step 5: Solve for x
x = 45,489,871,842.94/232,464.18 - Step 6: Final answer
x = 195,685.51
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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.