Finding the Fourth Proportional to 203,265.18, 304,925.76 and 68,339.70
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Solution
The fourth proportional to 203,265.18, 304,925.76 and 68,339.70 is: 102,518.96
Step by Step Solution
- Step 1: Write the proportion equation
203,265.18 : 304,925.76 = 68,339.70 : x - Step 2: Convert to fraction form
203,265.18/304,925.76 = 68,339.70/x - Step 3: Cross multiply
203,265.18x = 304,925.76 × 68,339.70 - Step 4: Simplify right side
203,265.18x = 20,838,534,960.67 - Step 5: Solve for x
x = 20,838,534,960.67/203,265.18 - Step 6: Final answer
x = 102,518.96
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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.