Finding the Fourth Proportional to 201,645.70, 302,497.35 and 68,532.10
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Solution
The fourth proportional to 201,645.70, 302,497.35 and 68,532.10 is: 102,807.94
Step by Step Solution
- Step 1: Write the proportion equation
201,645.70 : 302,497.35 = 68,532.10 : x - Step 2: Convert to fraction form
201,645.70/302,497.35 = 68,532.10/x - Step 3: Cross multiply
201,645.70x = 302,497.35 × 68,532.10 - Step 4: Simplify right side
201,645.70x = 20,730,778,639.94 - Step 5: Solve for x
x = 20,730,778,639.94/201,645.70 - Step 6: Final answer
x = 102,807.94
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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.