Finding the Fourth Proportional to 149,727.05, 224,601.36 and 47,135.59
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Solution
The fourth proportional to 149,727.05, 224,601.36 and 47,135.59 is: 70,706.78
Step by Step Solution
- Step 1: Write the proportion equation
149,727.05 : 224,601.36 = 47,135.59 : x - Step 2: Convert to fraction form
149,727.05/224,601.36 = 47,135.59/x - Step 3: Cross multiply
149,727.05x = 224,601.36 × 47,135.59 - Step 4: Simplify right side
149,727.05x = 10,586,716,880.14 - Step 5: Solve for x
x = 10,586,716,880.14/149,727.05 - Step 6: Final answer
x = 70,706.78
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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.