Finding the Fourth Proportional to 83,602.26, 125,405.82 and 39,249.90
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Solution
The fourth proportional to 83,602.26, 125,405.82 and 39,249.90 is: 58,875.99
Step by Step Solution
- Step 1: Write the proportion equation
83,602.26 : 125,405.82 = 39,249.90 : x - Step 2: Convert to fraction form
83,602.26/125,405.82 = 39,249.90/x - Step 3: Cross multiply
83,602.26x = 125,405.82 × 39,249.90 - Step 4: Simplify right side
83,602.26x = 4,922,165,894.42 - Step 5: Solve for x
x = 4,922,165,894.42/83,602.26 - Step 6: Final answer
x = 58,875.99
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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.