Finding the Fourth Proportional to 149,497.22, 224,243.40 and 70,668.02
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Solution
The fourth proportional to 149,497.22, 224,243.40 and 70,668.02 is: 106,000.88
Step by Step Solution
- Step 1: Write the proportion equation
149,497.22 : 224,243.40 = 70,668.02 : x - Step 2: Convert to fraction form
149,497.22/224,243.40 = 70,668.02/x - Step 3: Cross multiply
149,497.22x = 224,243.40 × 70,668.02 - Step 4: Simplify right side
149,497.22x = 15,846,837,076.07 - Step 5: Solve for x
x = 15,846,837,076.07/149,497.22 - Step 6: Final answer
x = 106,000.88
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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.