Finding the Fourth Proportional to 229,117.42, 343,785.48 and 110,722.96
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Solution
The fourth proportional to 229,117.42, 343,785.48 and 110,722.96 is: 166,137.28
Step by Step Solution
- Step 1: Write the proportion equation
229,117.42 : 343,785.48 = 110,722.96 : x - Step 2: Convert to fraction form
229,117.42/343,785.48 = 110,722.96/x - Step 3: Cross multiply
229,117.42x = 343,785.48 × 110,722.96 - Step 4: Simplify right side
229,117.42x = 38,064,945,950.62 - Step 5: Solve for x
x = 38,064,945,950.62/229,117.42 - Step 6: Final answer
x = 166,137.28
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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.