Finding the Fourth Proportional to 173,824.24, 239,871.36 and 98,371.12
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Solution
The fourth proportional to 173,824.24, 239,871.36 and 98,371.12 is: 135,748.70
Step by Step Solution
- Step 1: Write the proportion equation
173,824.24 : 239,871.36 = 98,371.12 : x - Step 2: Convert to fraction form
173,824.24/239,871.36 = 98,371.12/x - Step 3: Cross multiply
173,824.24x = 239,871.36 × 98,371.12 - Step 4: Simplify right side
173,824.24x = 23,596,414,339.12 - Step 5: Solve for x
x = 23,596,414,339.12/173,824.24 - Step 6: Final answer
x = 135,748.70
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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.