Finding the Fourth Proportional to 154,869.98, 232,286.94 and 48,261.83
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Solution
The fourth proportional to 154,869.98, 232,286.94 and 48,261.83 is: 72,387.12
Step by Step Solution
- Step 1: Write the proportion equation
154,869.98 : 232,286.94 = 48,261.83 : x - Step 2: Convert to fraction form
154,869.98/232,286.94 = 48,261.83/x - Step 3: Cross multiply
154,869.98x = 232,286.94 × 48,261.83 - Step 4: Simplify right side
154,869.98x = 11,210,591,648.07 - Step 5: Solve for x
x = 11,210,591,648.07/154,869.98 - Step 6: Final answer
x = 72,387.12
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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.