Finding the Fourth Proportional to 134,049.20, 201,073.10 and 62,971.46
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Solution
The fourth proportional to 134,049.20, 201,073.10 and 62,971.46 is: 94,456.86
Step by Step Solution
- Step 1: Write the proportion equation
134,049.20 : 201,073.10 = 62,971.46 : x - Step 2: Convert to fraction form
134,049.20/201,073.10 = 62,971.46/x - Step 3: Cross multiply
134,049.20x = 201,073.10 × 62,971.46 - Step 4: Simplify right side
134,049.20x = 12,661,866,673.73 - Step 5: Solve for x
x = 12,661,866,673.73/134,049.20 - Step 6: Final answer
x = 94,456.86
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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.