Finding the Fourth Proportional to 166,902.12, 250,394.15 and 48,574.49
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Solution
The fourth proportional to 166,902.12, 250,394.15 and 48,574.49 is: 72,873.65
Step by Step Solution
- Step 1: Write the proportion equation
166,902.12 : 250,394.15 = 48,574.49 : x - Step 2: Convert to fraction form
166,902.12/250,394.15 = 48,574.49/x - Step 3: Cross multiply
166,902.12x = 250,394.15 × 48,574.49 - Step 4: Simplify right side
166,902.12x = 12,162,767,004.70 - Step 5: Solve for x
x = 12,162,767,004.70/166,902.12 - Step 6: Final answer
x = 72,873.65
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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.