Finding the Fourth Proportional to 106,548.94, 147,028.98 and 58,795.84
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Solution
The fourth proportional to 106,548.94, 147,028.98 and 58,795.84 is: 81,133.54
Step by Step Solution
- Step 1: Write the proportion equation
106,548.94 : 147,028.98 = 58,795.84 : x - Step 2: Convert to fraction form
106,548.94/147,028.98 = 58,795.84/x - Step 3: Cross multiply
106,548.94x = 147,028.98 × 58,795.84 - Step 4: Simplify right side
106,548.94x = 8,644,692,383.44 - Step 5: Solve for x
x = 8,644,692,383.44/106,548.94 - Step 6: Final answer
x = 81,133.54
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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.