Finding the Fourth Proportional to 212,649.76, 319,037.01 and 62,893.99
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Solution
The fourth proportional to 212,649.76, 319,037.01 and 62,893.99 is: 94,359.43
Step by Step Solution
- Step 1: Write the proportion equation
212,649.76 : 319,037.01 = 62,893.99 : x - Step 2: Convert to fraction form
212,649.76/319,037.01 = 62,893.99/x - Step 3: Cross multiply
212,649.76x = 319,037.01 × 62,893.99 - Step 4: Simplify right side
212,649.76x = 20,065,510,516.57 - Step 5: Solve for x
x = 20,065,510,516.57/212,649.76 - Step 6: Final answer
x = 94,359.43
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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.