Finding the Fourth Proportional to 180,679.23, 271,005.89 and 56,016.99
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Solution
The fourth proportional to 180,679.23, 271,005.89 and 56,016.99 is: 84,021.47
Step by Step Solution
- Step 1: Write the proportion equation
180,679.23 : 271,005.89 = 56,016.99 : x - Step 2: Convert to fraction form
180,679.23/271,005.89 = 56,016.99/x - Step 3: Cross multiply
180,679.23x = 271,005.89 × 56,016.99 - Step 4: Simplify right side
180,679.23x = 15,180,933,949.99 - Step 5: Solve for x
x = 15,180,933,949.99/180,679.23 - Step 6: Final answer
x = 84,021.47
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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.