Finding the Fourth Proportional to 168,469.23, 251,171.18 and 149,536.65
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Solution
The fourth proportional to 168,469.23, 251,171.18 and 149,536.65 is: 222,944.55
Step by Step Solution
- Step 1: Write the proportion equation
168,469.23 : 251,171.18 = 149,536.65 : x - Step 2: Convert to fraction form
168,469.23/251,171.18 = 149,536.65/x - Step 3: Cross multiply
168,469.23x = 251,171.18 × 149,536.65 - Step 4: Simplify right side
168,469.23x = 37,559,297,207.59 - Step 5: Solve for x
x = 37,559,297,207.59/168,469.23 - Step 6: Final answer
x = 222,944.55
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.