Finding the Fourth Proportional to 108,894.97, 163,123.75 and 49,649.14
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Solution
The fourth proportional to 108,894.97, 163,123.75 and 49,649.14 is: 74,373.99
Step by Step Solution
- Step 1: Write the proportion equation
108,894.97 : 163,123.75 = 49,649.14 : x - Step 2: Convert to fraction form
108,894.97/163,123.75 = 49,649.14/x - Step 3: Cross multiply
108,894.97x = 163,123.75 × 49,649.14 - Step 4: Simplify right side
108,894.97x = 8,098,952,837.21 - Step 5: Solve for x
x = 8,098,952,837.21/108,894.97 - Step 6: Final answer
x = 74,373.99
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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.