Finding the Fourth Proportional to 68,441.22, 102,606.21 and 26,299.53
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Solution
The fourth proportional to 68,441.22, 102,606.21 and 26,299.53 is: 39,427.92
Step by Step Solution
- Step 1: Write the proportion equation
68,441.22 : 102,606.21 = 26,299.53 : x - Step 2: Convert to fraction form
68,441.22/102,606.21 = 26,299.53/x - Step 3: Cross multiply
68,441.22x = 102,606.21 × 26,299.53 - Step 4: Simplify right side
68,441.22x = 2,698,495,098.08 - Step 5: Solve for x
x = 2,698,495,098.08/68,441.22 - Step 6: Final answer
x = 39,427.92
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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.