Finding the Fourth Proportional to 159,662.08, 239,659.19 and 117,589.67
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Solution
The fourth proportional to 159,662.08, 239,659.19 and 117,589.67 is: 176,506.81
Step by Step Solution
- Step 1: Write the proportion equation
159,662.08 : 239,659.19 = 117,589.67 : x - Step 2: Convert to fraction form
159,662.08/239,659.19 = 117,589.67/x - Step 3: Cross multiply
159,662.08x = 239,659.19 × 117,589.67 - Step 4: Simplify right side
159,662.08x = 28,181,444,160.25 - Step 5: Solve for x
x = 28,181,444,160.25/159,662.08 - Step 6: Final answer
x = 176,506.81
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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.