Finding the Fourth Proportional to 214,885.70, 322,217.81 and 96,455.53
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Solution
The fourth proportional to 214,885.70, 322,217.81 and 96,455.53 is: 144,633.59
Step by Step Solution
- Step 1: Write the proportion equation
214,885.70 : 322,217.81 = 96,455.53 : x - Step 2: Convert to fraction form
214,885.70/322,217.81 = 96,455.53/x - Step 3: Cross multiply
214,885.70x = 322,217.81 × 96,455.53 - Step 4: Simplify right side
214,885.70x = 31,079,689,638.99 - Step 5: Solve for x
x = 31,079,689,638.99/214,885.70 - Step 6: Final answer
x = 144,633.59
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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.