Finding the Fourth Proportional to 204,366.24, 306,289.80 and 91,926.36
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Solution
The fourth proportional to 204,366.24, 306,289.80 and 91,926.36 is: 137,772.79
Step by Step Solution
- Step 1: Write the proportion equation
204,366.24 : 306,289.80 = 91,926.36 : x - Step 2: Convert to fraction form
204,366.24/306,289.80 = 91,926.36/x - Step 3: Cross multiply
204,366.24x = 306,289.80 × 91,926.36 - Step 4: Simplify right side
204,366.24x = 28,156,106,419.13 - Step 5: Solve for x
x = 28,156,106,419.13/204,366.24 - Step 6: Final answer
x = 137,772.79
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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.