Finding the Fourth Proportional to 166,840.91, 250,261.26 and 67,001.09
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Solution
The fourth proportional to 166,840.91, 250,261.26 and 67,001.09 is: 100,501.59
Step by Step Solution
- Step 1: Write the proportion equation
166,840.91 : 250,261.26 = 67,001.09 : x - Step 2: Convert to fraction form
166,840.91/250,261.26 = 67,001.09/x - Step 3: Cross multiply
166,840.91x = 250,261.26 × 67,001.09 - Step 4: Simplify right side
166,840.91x = 16,767,777,204.77 - Step 5: Solve for x
x = 16,767,777,204.77/166,840.91 - Step 6: Final answer
x = 100,501.59
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1.5x scale
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.