Finding the Fourth Proportional to 190,950.49, 263,511.84 and 104,915.02
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Solution
The fourth proportional to 190,950.49, 263,511.84 and 104,915.02 is: 144,782.82
Step by Step Solution
- Step 1: Write the proportion equation
190,950.49 : 263,511.84 = 104,915.02 : x - Step 2: Convert to fraction form
190,950.49/263,511.84 = 104,915.02/x - Step 3: Cross multiply
190,950.49x = 263,511.84 × 104,915.02 - Step 4: Simplify right side
190,950.49x = 27,646,349,963.84 - Step 5: Solve for x
x = 27,646,349,963.84/190,950.49 - Step 6: Final answer
x = 144,782.82
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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.