Finding the Fourth Proportional to 201,444.12, 301,894.14 and 76,717.08
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Solution
The fourth proportional to 201,444.12, 301,894.14 and 76,717.08 is: 114,972.02
Step by Step Solution
- Step 1: Write the proportion equation
201,444.12 : 301,894.14 = 76,717.08 : x - Step 2: Convert to fraction form
201,444.12/301,894.14 = 76,717.08/x - Step 3: Cross multiply
201,444.12x = 301,894.14 × 76,717.08 - Step 4: Simplify right side
201,444.12x = 23,160,436,889.91 - Step 5: Solve for x
x = 23,160,436,889.91/201,444.12 - Step 6: Final answer
x = 114,972.02
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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.