Finding the Fourth Proportional to 173,116.84, 239,009.26 and 111,895.09
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Solution
The fourth proportional to 173,116.84, 239,009.26 and 111,895.09 is: 154,485.03
Step by Step Solution
- Step 1: Write the proportion equation
173,116.84 : 239,009.26 = 111,895.09 : x - Step 2: Convert to fraction form
173,116.84/239,009.26 = 111,895.09/x - Step 3: Cross multiply
173,116.84x = 239,009.26 × 111,895.09 - Step 4: Simplify right side
173,116.84x = 26,743,960,904.01 - Step 5: Solve for x
x = 26,743,960,904.01/173,116.84 - Step 6: Final answer
x = 154,485.03
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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.