Finding the Fourth Proportional to 166,647.24, 230,080.50 and 148,711.41
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Solution
The fourth proportional to 166,647.24, 230,080.50 and 148,711.41 is: 205,317.51
Step by Step Solution
- Step 1: Write the proportion equation
166,647.24 : 230,080.50 = 148,711.41 : x - Step 2: Convert to fraction form
166,647.24/230,080.50 = 148,711.41/x - Step 3: Cross multiply
166,647.24x = 230,080.50 × 148,711.41 - Step 4: Simplify right side
166,647.24x = 34,215,595,568.51 - Step 5: Solve for x
x = 34,215,595,568.51/166,647.24 - Step 6: Final answer
x = 205,317.51
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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.