Finding the Fourth Proportional to 148,580.85, 204,991.69 and 84,873.54
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Solution
The fourth proportional to 148,580.85, 204,991.69 and 84,873.54 is: 117,096.99
Step by Step Solution
- Step 1: Write the proportion equation
148,580.85 : 204,991.69 = 84,873.54 : x - Step 2: Convert to fraction form
148,580.85/204,991.69 = 84,873.54/x - Step 3: Cross multiply
148,580.85x = 204,991.69 × 84,873.54 - Step 4: Simplify right side
148,580.85x = 17,398,370,400.88 - Step 5: Solve for x
x = 17,398,370,400.88/148,580.85 - Step 6: Final answer
x = 117,096.99
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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.