Finding the Fourth Proportional to 175,202.88, 241,784.64 and 99,771.84
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Solution
The fourth proportional to 175,202.88, 241,784.64 and 99,771.84 is: 137,687.80
Step by Step Solution
- Step 1: Write the proportion equation
175,202.88 : 241,784.64 = 99,771.84 : x - Step 2: Convert to fraction form
175,202.88/241,784.64 = 99,771.84/x - Step 3: Cross multiply
175,202.88x = 241,784.64 × 99,771.84 - Step 4: Simplify right side
175,202.88x = 24,123,298,416.54 - Step 5: Solve for x
x = 24,123,298,416.54/175,202.88 - Step 6: Final answer
x = 137,687.80
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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.