Finding the Fourth Proportional to 135,299.28, 202,893.30 and 40,495.98
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Solution
The fourth proportional to 135,299.28, 202,893.30 and 40,495.98 is: 60,727.32
Step by Step Solution
- Step 1: Write the proportion equation
135,299.28 : 202,893.30 = 40,495.98 : x - Step 2: Convert to fraction form
135,299.28/202,893.30 = 40,495.98/x - Step 3: Cross multiply
135,299.28x = 202,893.30 × 40,495.98 - Step 4: Simplify right side
135,299.28x = 8,216,363,018.93 - Step 5: Solve for x
x = 8,216,363,018.93/135,299.28 - Step 6: Final answer
x = 60,727.32
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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.