Finding the Fourth Proportional to 108,904.84, 150,286.73 and 60,506.99
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Solution
The fourth proportional to 108,904.84, 150,286.73 and 60,506.99 is: 83,498.56
Step by Step Solution
- Step 1: Write the proportion equation
108,904.84 : 150,286.73 = 60,506.99 : x - Step 2: Convert to fraction form
108,904.84/150,286.73 = 60,506.99/x - Step 3: Cross multiply
108,904.84x = 150,286.73 × 60,506.99 - Step 4: Simplify right side
108,904.84x = 9,093,397,178.85 - Step 5: Solve for x
x = 9,093,397,178.85/108,904.84 - Step 6: Final answer
x = 83,498.56
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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.