Finding the Fourth Proportional to 146,492.75, 202,154.38 and 82,831.88
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Solution
The fourth proportional to 146,492.75, 202,154.38 and 82,831.88 is: 114,304.82
Step by Step Solution
- Step 1: Write the proportion equation
146,492.75 : 202,154.38 = 82,831.88 : x - Step 2: Convert to fraction form
146,492.75/202,154.38 = 82,831.88/x - Step 3: Cross multiply
146,492.75x = 202,154.38 × 82,831.88 - Step 4: Simplify right side
146,492.75x = 16,744,827,345.63 - Step 5: Solve for x
x = 16,744,827,345.63/146,492.75 - Step 6: Final answer
x = 114,304.82
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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.