Finding the Fourth Proportional to 149,583.03, 224,471.75 and 79,511.55
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Solution
The fourth proportional to 149,583.03, 224,471.75 and 79,511.55 is: 119,318.99
Step by Step Solution
- Step 1: Write the proportion equation
149,583.03 : 224,471.75 = 79,511.55 : x - Step 2: Convert to fraction form
149,583.03/224,471.75 = 79,511.55/x - Step 3: Cross multiply
149,583.03x = 224,471.75 × 79,511.55 - Step 4: Simplify right side
149,583.03x = 17,848,096,376.15 - Step 5: Solve for x
x = 17,848,096,376.15/149,583.03 - Step 6: Final answer
x = 119,318.99
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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.