Finding the Fourth Proportional to 226,437.24, 312,458.58 and 130,929.48
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Solution
The fourth proportional to 226,437.24, 312,458.58 and 130,929.48 is: 180,668.34
Step by Step Solution
- Step 1: Write the proportion equation
226,437.24 : 312,458.58 = 130,929.48 : x - Step 2: Convert to fraction form
226,437.24/312,458.58 = 130,929.48/x - Step 3: Cross multiply
226,437.24x = 312,458.58 × 130,929.48 - Step 4: Simplify right side
226,437.24x = 40,910,039,400.94 - Step 5: Solve for x
x = 40,910,039,400.94/226,437.24 - Step 6: Final answer
x = 180,668.34
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.