Finding the Fourth Proportional to 166,770.41, 230,138.91 and 93,183.44
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Solution
The fourth proportional to 166,770.41, 230,138.91 and 93,183.44 is: 128,590.77
Step by Step Solution
- Step 1: Write the proportion equation
166,770.41 : 230,138.91 = 93,183.44 : x - Step 2: Convert to fraction form
166,770.41/230,138.91 = 93,183.44/x - Step 3: Cross multiply
166,770.41x = 230,138.91 × 93,183.44 - Step 4: Simplify right side
166,770.41x = 21,445,134,160.96 - Step 5: Solve for x
x = 21,445,134,160.96/166,770.41 - Step 6: Final answer
x = 128,590.77
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.