Finding the Fourth Proportional to 93,924.26, 129,613.44 and 51,481.88
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Solution
The fourth proportional to 93,924.26, 129,613.44 and 51,481.88 is: 71,043.88
Step by Step Solution
- Step 1: Write the proportion equation
93,924.26 : 129,613.44 = 51,481.88 : x - Step 2: Convert to fraction form
93,924.26/129,613.44 = 51,481.88/x - Step 3: Cross multiply
93,924.26x = 129,613.44 × 51,481.88 - Step 4: Simplify right side
93,924.26x = 6,672,743,564.47 - Step 5: Solve for x
x = 6,672,743,564.47/93,924.26 - Step 6: Final answer
x = 71,043.88
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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.