Finding the Fourth Proportional to 149,314.84, 206,054.43 and 82,246.84
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Solution
The fourth proportional to 149,314.84, 206,054.43 and 82,246.84 is: 113,500.61
Step by Step Solution
- Step 1: Write the proportion equation
149,314.84 : 206,054.43 = 82,246.84 : x - Step 2: Convert to fraction form
149,314.84/206,054.43 = 82,246.84/x - Step 3: Cross multiply
149,314.84x = 206,054.43 × 82,246.84 - Step 4: Simplify right side
149,314.84x = 16,947,324,705.23 - Step 5: Solve for x
x = 16,947,324,705.23/149,314.84 - Step 6: Final answer
x = 113,500.61
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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.