Finding the Fourth Proportional to 194,276.40, 291,430.99 and 54,035.02
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Solution
The fourth proportional to 194,276.40, 291,430.99 and 54,035.02 is: 81,057.09
Step by Step Solution
- Step 1: Write the proportion equation
194,276.40 : 291,430.99 = 54,035.02 : x - Step 2: Convert to fraction form
194,276.40/291,430.99 = 54,035.02/x - Step 3: Cross multiply
194,276.40x = 291,430.99 × 54,035.02 - Step 4: Simplify right side
194,276.40x = 15,747,479,805.10 - Step 5: Solve for x
x = 15,747,479,805.10/194,276.40 - Step 6: Final answer
x = 81,057.09
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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.