Finding the Fourth Proportional to 79,572.54, 119,288.34 and 51,514.14
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Solution
The fourth proportional to 79,572.54, 119,288.34 and 51,514.14 is: 77,225.59
Step by Step Solution
- Step 1: Write the proportion equation
79,572.54 : 119,288.34 = 51,514.14 : x - Step 2: Convert to fraction form
79,572.54/119,288.34 = 51,514.14/x - Step 3: Cross multiply
79,572.54x = 119,288.34 × 51,514.14 - Step 4: Simplify right side
79,572.54x = 6,145,036,247.13 - Step 5: Solve for x
x = 6,145,036,247.13/79,572.54 - Step 6: Final answer
x = 77,225.59
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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.