Finding the Fourth Proportional to 180,894.97, 271,346.56 and 68,628.06
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Solution
The fourth proportional to 180,894.97, 271,346.56 and 68,628.06 is: 102,943.65
Step by Step Solution
- Step 1: Write the proportion equation
180,894.97 : 271,346.56 = 68,628.06 : x - Step 2: Convert to fraction form
180,894.97/271,346.56 = 68,628.06/x - Step 3: Cross multiply
180,894.97x = 271,346.56 × 68,628.06 - Step 4: Simplify right side
180,894.97x = 18,621,987,828.90 - Step 5: Solve for x
x = 18,621,987,828.90/180,894.97 - Step 6: Final answer
x = 102,943.65
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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.