Finding the Fourth Proportional to 147,497.26, 221,246.70 and 36,689.26
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Solution
The fourth proportional to 147,497.26, 221,246.70 and 36,689.26 is: 55,034.09
Step by Step Solution
- Step 1: Write the proportion equation
147,497.26 : 221,246.70 = 36,689.26 : x - Step 2: Convert to fraction form
147,497.26/221,246.70 = 36,689.26/x - Step 3: Cross multiply
147,497.26x = 221,246.70 × 36,689.26 - Step 4: Simplify right side
147,497.26x = 8,117,377,700.44 - Step 5: Solve for x
x = 8,117,377,700.44/147,497.26 - Step 6: Final answer
x = 55,034.09
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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.