Finding the Fourth Proportional to 201,279.92, 277,765.65 and 110,641.53
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Solution
The fourth proportional to 201,279.92, 277,765.65 and 110,641.53 is: 152,684.96
Step by Step Solution
- Step 1: Write the proportion equation
201,279.92 : 277,765.65 = 110,641.53 : x - Step 2: Convert to fraction form
201,279.92/277,765.65 = 110,641.53/x - Step 3: Cross multiply
201,279.92x = 277,765.65 × 110,641.53 - Step 4: Simplify right side
201,279.92x = 30,732,416,497.44 - Step 5: Solve for x
x = 30,732,416,497.44/201,279.92 - Step 6: Final answer
x = 152,684.96
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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.