Finding the Fourth Proportional to 86,124.68, 118,846.14 and 48,404.60
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Solution
The fourth proportional to 86,124.68, 118,846.14 and 48,404.60 is: 66,795.02
Step by Step Solution
- Step 1: Write the proportion equation
86,124.68 : 118,846.14 = 48,404.60 : x - Step 2: Convert to fraction form
86,124.68/118,846.14 = 48,404.60/x - Step 3: Cross multiply
86,124.68x = 118,846.14 × 48,404.60 - Step 4: Simplify right side
86,124.68x = 5,752,699,868.24 - Step 5: Solve for x
x = 5,752,699,868.24/86,124.68 - Step 6: Final answer
x = 66,795.02
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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.