Finding the Fourth Proportional to 214,000.92, 321,054.75 and 64,243.98
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Solution
The fourth proportional to 214,000.92, 321,054.75 and 64,243.98 is: 96,381.99
Step by Step Solution
- Step 1: Write the proportion equation
214,000.92 : 321,054.75 = 64,243.98 : x - Step 2: Convert to fraction form
214,000.92/321,054.75 = 64,243.98/x - Step 3: Cross multiply
214,000.92x = 321,054.75 × 64,243.98 - Step 4: Simplify right side
214,000.92x = 20,625,834,937.91 - Step 5: Solve for x
x = 20,625,834,937.91/214,000.92 - Step 6: Final answer
x = 96,381.99
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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.