Finding the Fourth Proportional to 82,267.70, 123,376.99 and 34,881.99
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Solution
The fourth proportional to 82,267.70, 123,376.99 and 34,881.99 is: 52,312.57
Step by Step Solution
- Step 1: Write the proportion equation
82,267.70 : 123,376.99 = 34,881.99 : x - Step 2: Convert to fraction form
82,267.70/123,376.99 = 34,881.99/x - Step 3: Cross multiply
82,267.70x = 123,376.99 × 34,881.99 - Step 4: Simplify right side
82,267.70x = 4,303,634,931.41 - Step 5: Solve for x
x = 4,303,634,931.41/82,267.70 - Step 6: Final answer
x = 52,312.57
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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.