Finding the Fourth Proportional to 242,156.22, 363,316.08 and 107,201.68
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Solution
The fourth proportional to 242,156.22, 363,316.08 and 107,201.68 is: 160,838.71
Step by Step Solution
- Step 1: Write the proportion equation
242,156.22 : 363,316.08 = 107,201.68 : x - Step 2: Convert to fraction form
242,156.22/363,316.08 = 107,201.68/x - Step 3: Cross multiply
242,156.22x = 363,316.08 × 107,201.68 - Step 4: Simplify right side
242,156.22x = 38,948,094,147.01 - Step 5: Solve for x
x = 38,948,094,147.01/242,156.22 - Step 6: Final answer
x = 160,838.71
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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.