Finding the Fourth Proportional to 160,467.24, 240,691.14 and 42,135.96
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Solution
The fourth proportional to 160,467.24, 240,691.14 and 42,135.96 is: 63,201.39
Step by Step Solution
- Step 1: Write the proportion equation
160,467.24 : 240,691.14 = 42,135.96 : x - Step 2: Convert to fraction form
160,467.24/240,691.14 = 42,135.96/x - Step 3: Cross multiply
160,467.24x = 240,691.14 × 42,135.96 - Step 4: Simplify right side
160,467.24x = 10,141,752,247.39 - Step 5: Solve for x
x = 10,141,752,247.39/160,467.24 - Step 6: Final answer
x = 63,201.39
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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.