Finding the Fourth Proportional to 151,403.30, 227,214.30 and 84,772.70
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Solution
The fourth proportional to 151,403.30, 227,214.30 and 84,772.70 is: 127,220.28
Step by Step Solution
- Step 1: Write the proportion equation
151,403.30 : 227,214.30 = 84,772.70 : x - Step 2: Convert to fraction form
151,403.30/227,214.30 = 84,772.70/x - Step 3: Cross multiply
151,403.30x = 227,214.30 × 84,772.70 - Step 4: Simplify right side
151,403.30x = 19,261,569,689.61 - Step 5: Solve for x
x = 19,261,569,689.61/151,403.30 - Step 6: Final answer
x = 127,220.28
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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.