Finding the Fourth Proportional to 266,154.17, 399,236.78 and 95,386.98
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Solution
The fourth proportional to 266,154.17, 399,236.78 and 95,386.98 is: 143,082.45
Step by Step Solution
- Step 1: Write the proportion equation
266,154.17 : 399,236.78 = 95,386.98 : x - Step 2: Convert to fraction form
266,154.17/399,236.78 = 95,386.98/x - Step 3: Cross multiply
266,154.17x = 399,236.78 × 95,386.98 - Step 4: Simplify right side
266,154.17x = 38,081,990,272.19 - Step 5: Solve for x
x = 38,081,990,272.19/266,154.17 - Step 6: Final answer
x = 143,082.45
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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.