Finding the Fourth Proportional to 217,234.08, 326,027.16 and 112,083.12
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Solution
The fourth proportional to 217,234.08, 326,027.16 and 112,083.12 is: 168,215.51
Step by Step Solution
- Step 1: Write the proportion equation
217,234.08 : 326,027.16 = 112,083.12 : x - Step 2: Convert to fraction form
217,234.08/326,027.16 = 112,083.12/x - Step 3: Cross multiply
217,234.08x = 326,027.16 × 112,083.12 - Step 4: Simplify right side
217,234.08x = 36,542,141,297.54 - Step 5: Solve for x
x = 36,542,141,297.54/217,234.08 - Step 6: Final answer
x = 168,215.51
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1.5x scale
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.