Finding the Fourth Proportional to 150,332.92, 207,457.18 and 82,349.36
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Solution
The fourth proportional to 150,332.92, 207,457.18 and 82,349.36 is: 113,640.88
Step by Step Solution
- Step 1: Write the proportion equation
150,332.92 : 207,457.18 = 82,349.36 : x - Step 2: Convert to fraction form
150,332.92/207,457.18 = 82,349.36/x - Step 3: Cross multiply
150,332.92x = 207,457.18 × 82,349.36 - Step 4: Simplify right side
150,332.92x = 17,083,966,000.40 - Step 5: Solve for x
x = 17,083,966,000.40/150,332.92 - Step 6: Final answer
x = 113,640.88
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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.