Finding the Fourth Proportional to 194,968.29, 292,228.26 and 89,565.82
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Solution
The fourth proportional to 194,968.29, 292,228.26 and 89,565.82 is: 134,245.75
Step by Step Solution
- Step 1: Write the proportion equation
194,968.29 : 292,228.26 = 89,565.82 : x - Step 2: Convert to fraction form
194,968.29/292,228.26 = 89,565.82/x - Step 3: Cross multiply
194,968.29x = 292,228.26 × 89,565.82 - Step 4: Simplify right side
194,968.29x = 26,173,663,734.07 - Step 5: Solve for x
x = 26,173,663,734.07/194,968.29 - Step 6: Final answer
x = 134,245.75
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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.