Finding the Fourth Proportional to 164,722.92, 247,130.46 and 53,992.68
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Solution
The fourth proportional to 164,722.92, 247,130.46 and 53,992.68 is: 81,004.12
Step by Step Solution
- Step 1: Write the proportion equation
164,722.92 : 247,130.46 = 53,992.68 : x - Step 2: Convert to fraction form
164,722.92/247,130.46 = 53,992.68/x - Step 3: Cross multiply
164,722.92x = 247,130.46 × 53,992.68 - Step 4: Simplify right side
164,722.92x = 13,343,235,845.03 - Step 5: Solve for x
x = 13,343,235,845.03/164,722.92 - Step 6: Final answer
x = 81,004.12
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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.