Finding the Fourth Proportional to 232,038.36, 320,203.08 and 131,436.36
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Solution
The fourth proportional to 232,038.36, 320,203.08 and 131,436.36 is: 181,376.59
Step by Step Solution
- Step 1: Write the proportion equation
232,038.36 : 320,203.08 = 131,436.36 : x - Step 2: Convert to fraction form
232,038.36/320,203.08 = 131,436.36/x - Step 3: Cross multiply
232,038.36x = 320,203.08 × 131,436.36 - Step 4: Simplify right side
232,038.36x = 42,086,327,295.99 - Step 5: Solve for x
x = 42,086,327,295.99/232,038.36 - Step 6: Final answer
x = 181,376.59
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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.