Finding the Fourth Proportional to 102,228.84, 153,344.02 and 35,668.70
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Solution
The fourth proportional to 102,228.84, 153,344.02 and 35,668.70 is: 53,503.32
Step by Step Solution
- Step 1: Write the proportion equation
102,228.84 : 153,344.02 = 35,668.70 : x - Step 2: Convert to fraction form
102,228.84/153,344.02 = 35,668.70/x - Step 3: Cross multiply
102,228.84x = 153,344.02 × 35,668.70 - Step 4: Simplify right side
102,228.84x = 5,469,581,846.17 - Step 5: Solve for x
x = 5,469,581,846.17/102,228.84 - Step 6: Final answer
x = 53,503.32
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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.