Finding the Fourth Proportional to 150,193.26, 207,257.70 and 82,196.70
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Solution
The fourth proportional to 150,193.26, 207,257.70 and 82,196.70 is: 113,426.52
Step by Step Solution
- Step 1: Write the proportion equation
150,193.26 : 207,257.70 = 82,196.70 : x - Step 2: Convert to fraction form
150,193.26/207,257.70 = 82,196.70/x - Step 3: Cross multiply
150,193.26x = 207,257.70 × 82,196.70 - Step 4: Simplify right side
150,193.26x = 17,035,898,989.59 - Step 5: Solve for x
x = 17,035,898,989.59/150,193.26 - Step 6: Final answer
x = 113,426.52
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.