Finding the Fourth Proportional to 204,226.68, 306,438.30 and 153,952.95
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Solution
The fourth proportional to 204,226.68, 306,438.30 and 153,952.95 is: 231,003.51
Step by Step Solution
- Step 1: Write the proportion equation
204,226.68 : 306,438.30 = 153,952.95 : x - Step 2: Convert to fraction form
204,226.68/306,438.30 = 153,952.95/x - Step 3: Cross multiply
204,226.68x = 306,438.30 × 153,952.95 - Step 4: Simplify right side
204,226.68x = 47,177,080,277.99 - Step 5: Solve for x
x = 47,177,080,277.99/204,226.68 - Step 6: Final answer
x = 231,003.51
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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.