Finding the Fourth Proportional to 136,006.28, 204,038.22 and 42,519.08
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Solution
The fourth proportional to 136,006.28, 204,038.22 and 42,519.08 is: 63,787.62
Step by Step Solution
- Step 1: Write the proportion equation
136,006.28 : 204,038.22 = 42,519.08 : x - Step 2: Convert to fraction form
136,006.28/204,038.22 = 42,519.08/x - Step 3: Cross multiply
136,006.28x = 204,038.22 × 42,519.08 - Step 4: Simplify right side
136,006.28x = 8,675,517,399.24 - Step 5: Solve for x
x = 8,675,517,399.24/136,006.28 - Step 6: Final answer
x = 63,787.62
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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.