Finding the Fourth Proportional to 159,514.24, 239,273.28 and 68,317.36
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Solution
The fourth proportional to 159,514.24, 239,273.28 and 68,317.36 is: 102,476.86
Step by Step Solution
- Step 1: Write the proportion equation
159,514.24 : 239,273.28 = 68,317.36 : x - Step 2: Convert to fraction form
159,514.24/239,273.28 = 68,317.36/x - Step 3: Cross multiply
159,514.24x = 239,273.28 × 68,317.36 - Step 4: Simplify right side
159,514.24x = 16,346,518,808.14 - Step 5: Solve for x
x = 16,346,518,808.14/159,514.24 - Step 6: Final answer
x = 102,476.86
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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.