Finding the Fourth Proportional to 134,911.62, 202,332.15 and 40,116.29
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Solution
The fourth proportional to 134,911.62, 202,332.15 and 40,116.29 is: 60,163.94
Step by Step Solution
- Step 1: Write the proportion equation
134,911.62 : 202,332.15 = 40,116.29 : x - Step 2: Convert to fraction form
134,911.62/202,332.15 = 40,116.29/x - Step 3: Cross multiply
134,911.62x = 202,332.15 × 40,116.29 - Step 4: Simplify right side
134,911.62x = 8,116,814,194.06 - Step 5: Solve for x
x = 8,116,814,194.06/134,911.62 - Step 6: Final answer
x = 60,163.94
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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.