Finding the Fourth Proportional to 203,305.68, 304,550.28 and 97,811.28
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Solution
The fourth proportional to 203,305.68, 304,550.28 and 97,811.28 is: 146,520.51
Step by Step Solution
- Step 1: Write the proportion equation
203,305.68 : 304,550.28 = 97,811.28 : x - Step 2: Convert to fraction form
203,305.68/304,550.28 = 97,811.28/x - Step 3: Cross multiply
203,305.68x = 304,550.28 × 97,811.28 - Step 4: Simplify right side
203,305.68x = 29,788,452,711.16 - Step 5: Solve for x
x = 29,788,452,711.16/203,305.68 - Step 6: Final answer
x = 146,520.51
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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.