Finding the Fourth Proportional to 242,445.24, 363,498.84 and 107,435.79
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Solution
The fourth proportional to 242,445.24, 363,498.84 and 107,435.79 is: 161,078.79
Step by Step Solution
- Step 1: Write the proportion equation
242,445.24 : 363,498.84 = 107,435.79 : x - Step 2: Convert to fraction form
242,445.24/363,498.84 = 107,435.79/x - Step 3: Cross multiply
242,445.24x = 363,498.84 × 107,435.79 - Step 4: Simplify right side
242,445.24x = 39,052,785,039.48 - Step 5: Solve for x
x = 39,052,785,039.48/242,445.24 - Step 6: Final answer
x = 161,078.79
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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.