Finding the Fourth Proportional to 174,508.29, 240,815.26 and 106,638.84
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Solution
The fourth proportional to 174,508.29, 240,815.26 and 106,638.84 is: 147,157.82
Step by Step Solution
- Step 1: Write the proportion equation
174,508.29 : 240,815.26 = 106,638.84 : x - Step 2: Convert to fraction form
174,508.29/240,815.26 = 106,638.84/x - Step 3: Cross multiply
174,508.29x = 240,815.26 × 106,638.84 - Step 4: Simplify right side
174,508.29x = 25,680,260,114.00 - Step 5: Solve for x
x = 25,680,260,114.00/174,508.29 - Step 6: Final answer
x = 147,157.82
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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.