Finding the Fourth Proportional to 232,540.24, 320,966.88 and 137,110.50
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Solution
The fourth proportional to 232,540.24, 320,966.88 and 137,110.50 is: 189,248.66
Step by Step Solution
- Step 1: Write the proportion equation
232,540.24 : 320,966.88 = 137,110.50 : x - Step 2: Convert to fraction form
232,540.24/320,966.88 = 137,110.50/x - Step 3: Cross multiply
232,540.24x = 320,966.88 × 137,110.50 - Step 4: Simplify right side
232,540.24x = 44,007,929,400.24 - Step 5: Solve for x
x = 44,007,929,400.24/232,540.24 - Step 6: Final answer
x = 189,248.66
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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.