Finding the Fourth Proportional to 163,714.53, 244,639.86 and 122,922.12
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Solution
The fourth proportional to 163,714.53, 244,639.86 and 122,922.12 is: 183,683.45
Step by Step Solution
- Step 1: Write the proportion equation
163,714.53 : 244,639.86 = 122,922.12 : x - Step 2: Convert to fraction form
163,714.53/244,639.86 = 122,922.12/x - Step 3: Cross multiply
163,714.53x = 244,639.86 × 122,922.12 - Step 4: Simplify right side
163,714.53x = 30,071,650,227.70 - Step 5: Solve for x
x = 30,071,650,227.70/163,714.53 - Step 6: Final answer
x = 183,683.45
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.