Finding the Fourth Proportional to 201,946.90, 302,920.35 and 96,711.70
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Solution
The fourth proportional to 201,946.90, 302,920.35 and 96,711.70 is: 145,067.55
Step by Step Solution
- Step 1: Write the proportion equation
201,946.90 : 302,920.35 = 96,711.70 : x - Step 2: Convert to fraction form
201,946.90/302,920.35 = 96,711.70/x - Step 3: Cross multiply
201,946.90x = 302,920.35 × 96,711.70 - Step 4: Simplify right side
201,946.90x = 29,295,942,013.10 - Step 5: Solve for x
x = 29,295,942,013.10/201,946.90 - Step 6: Final answer
x = 145,067.55
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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.