Finding the Fourth Proportional to 159,489.63, 239,226.49 and 59,642.48
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Solution
The fourth proportional to 159,489.63, 239,226.49 and 59,642.48 is: 89,460.75
Step by Step Solution
- Step 1: Write the proportion equation
159,489.63 : 239,226.49 = 59,642.48 : x - Step 2: Convert to fraction form
159,489.63/239,226.49 = 59,642.48/x - Step 3: Cross multiply
159,489.63x = 239,226.49 × 59,642.48 - Step 4: Simplify right side
159,489.63x = 14,268,061,481.19 - Step 5: Solve for x
x = 14,268,061,481.19/159,489.63 - Step 6: Final answer
x = 89,460.75
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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.