Finding the Fourth Proportional to 173,463.26, 239,379.69 and 96,985.08
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Solution
The fourth proportional to 173,463.26, 239,379.69 and 96,985.08 is: 133,839.63
Step by Step Solution
- Step 1: Write the proportion equation
173,463.26 : 239,379.69 = 96,985.08 : x - Step 2: Convert to fraction form
173,463.26/239,379.69 = 96,985.08/x - Step 3: Cross multiply
173,463.26x = 239,379.69 × 96,985.08 - Step 4: Simplify right side
173,463.26x = 23,216,258,385.03 - Step 5: Solve for x
x = 23,216,258,385.03/173,463.26 - Step 6: Final answer
x = 133,839.63
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.