Finding the Fourth Proportional to 215,848.24, 323,587.69 and 82,823.96
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Solution
The fourth proportional to 215,848.24, 323,587.69 and 82,823.96 is: 124,165.08
Step by Step Solution
- Step 1: Write the proportion equation
215,848.24 : 323,587.69 = 82,823.96 : x - Step 2: Convert to fraction form
215,848.24/323,587.69 = 82,823.96/x - Step 3: Cross multiply
215,848.24x = 323,587.69 × 82,823.96 - Step 4: Simplify right side
215,848.24x = 26,800,813,893.05 - Step 5: Solve for x
x = 26,800,813,893.05/215,848.24 - Step 6: Final answer
x = 124,165.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.