Finding the Fourth Proportional to 266,371.92, 399,424.12 and 88,816.08
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Solution
The fourth proportional to 266,371.92, 399,424.12 and 88,816.08 is: 133,179.52
Step by Step Solution
- Step 1: Write the proportion equation
266,371.92 : 399,424.12 = 88,816.08 : x - Step 2: Convert to fraction form
266,371.92/399,424.12 = 88,816.08/x - Step 3: Cross multiply
266,371.92x = 399,424.12 × 88,816.08 - Step 4: Simplify right side
266,371.92x = 35,475,284,595.85 - Step 5: Solve for x
x = 35,475,284,595.85/266,371.92 - Step 6: Final answer
x = 133,179.52
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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.