Finding the Fourth Proportional to 194,641.18, 291,936.66 and 61,534.96
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Solution
The fourth proportional to 194,641.18, 291,936.66 and 61,534.96 is: 92,294.50
Step by Step Solution
- Step 1: Write the proportion equation
194,641.18 : 291,936.66 = 61,534.96 : x - Step 2: Convert to fraction form
194,641.18/291,936.66 = 61,534.96/x - Step 3: Cross multiply
194,641.18x = 291,936.66 × 61,534.96 - Step 4: Simplify right side
194,641.18x = 17,964,310,695.63 - Step 5: Solve for x
x = 17,964,310,695.63/194,641.18 - Step 6: Final answer
x = 92,294.50
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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.