Finding the Fourth Proportional to 82,925.84, 124,401.24 and 29,613.68
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Solution
The fourth proportional to 82,925.84, 124,401.24 and 29,613.68 is: 44,424.98
Step by Step Solution
- Step 1: Write the proportion equation
82,925.84 : 124,401.24 = 29,613.68 : x - Step 2: Convert to fraction form
82,925.84/124,401.24 = 29,613.68/x - Step 3: Cross multiply
82,925.84x = 124,401.24 × 29,613.68 - Step 4: Simplify right side
82,925.84x = 3,683,978,512.96 - Step 5: Solve for x
x = 3,683,978,512.96/82,925.84 - Step 6: Final answer
x = 44,424.98
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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.