Finding the Fourth Proportional to 242,154.22, 363,313.07 and 107,199.68
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Solution
The fourth proportional to 242,154.22, 363,313.07 and 107,199.68 is: 160,835.70
Step by Step Solution
- Step 1: Write the proportion equation
242,154.22 : 363,313.07 = 107,199.68 : x - Step 2: Convert to fraction form
242,154.22/363,313.07 = 107,199.68/x - Step 3: Cross multiply
242,154.22x = 363,313.07 × 107,199.68 - Step 4: Simplify right side
242,154.22x = 38,947,043,522.32 - Step 5: Solve for x
x = 38,947,043,522.32/242,154.22 - Step 6: Final answer
x = 160,835.70
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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.