Finding the Fourth Proportional to 242,284.68, 363,445.47 and 73,819.38
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Solution
The fourth proportional to 242,284.68, 363,445.47 and 73,819.38 is: 110,734.70
Step by Step Solution
- Step 1: Write the proportion equation
242,284.68 : 363,445.47 = 73,819.38 : x - Step 2: Convert to fraction form
242,284.68/363,445.47 = 73,819.38/x - Step 3: Cross multiply
242,284.68x = 363,445.47 × 73,819.38 - Step 4: Simplify right side
242,284.68x = 26,829,320,622.13 - Step 5: Solve for x
x = 26,829,320,622.13/242,284.68 - Step 6: Final answer
x = 110,734.70
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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.