Finding the Fourth Proportional to 177,814.36, 266,929.91 and 140,399.65
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Solution
The fourth proportional to 177,814.36, 266,929.91 and 140,399.65 is: 210,764.00
Step by Step Solution
- Step 1: Write the proportion equation
177,814.36 : 266,929.91 = 140,399.65 : x - Step 2: Convert to fraction form
177,814.36/266,929.91 = 140,399.65/x - Step 3: Cross multiply
177,814.36x = 266,929.91 × 140,399.65 - Step 4: Simplify right side
177,814.36x = 37,476,863,901.88 - Step 5: Solve for x
x = 37,476,863,901.88/177,814.36 - Step 6: Final answer
x = 210,764.00
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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.