Finding the Fourth Proportional to 149,362.21, 224,043.32 and 44,172.99
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Solution
The fourth proportional to 149,362.21, 224,043.32 and 44,172.99 is: 66,259.49
Step by Step Solution
- Step 1: Write the proportion equation
149,362.21 : 224,043.32 = 44,172.99 : x - Step 2: Convert to fraction form
149,362.21/224,043.32 = 44,172.99/x - Step 3: Cross multiply
149,362.21x = 224,043.32 × 44,172.99 - Step 4: Simplify right side
149,362.21x = 9,896,663,333.93 - Step 5: Solve for x
x = 9,896,663,333.93/149,362.21 - Step 6: Final answer
x = 66,259.49
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1.5x scale
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.