Finding the Fourth Proportional to 173,448.88, 239,364.12 and 97,995.76
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Solution
The fourth proportional to 173,448.88, 239,364.12 and 97,995.76 is: 135,236.78
Step by Step Solution
- Step 1: Write the proportion equation
173,448.88 : 239,364.12 = 97,995.76 : x - Step 2: Convert to fraction form
173,448.88/239,364.12 = 97,995.76/x - Step 3: Cross multiply
173,448.88x = 239,364.12 × 97,995.76 - Step 4: Simplify right side
173,448.88x = 23,456,668,856.13 - Step 5: Solve for x
x = 23,456,668,856.13/173,448.88 - Step 6: Final answer
x = 135,236.78
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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.