Finding the Fourth Proportional to 226,762.74, 312,935.46 and 124,799.94
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Solution
The fourth proportional to 226,762.74, 312,935.46 and 124,799.94 is: 172,225.50
Step by Step Solution
- Step 1: Write the proportion equation
226,762.74 : 312,935.46 = 124,799.94 : x - Step 2: Convert to fraction form
226,762.74/312,935.46 = 124,799.94/x - Step 3: Cross multiply
226,762.74x = 312,935.46 × 124,799.94 - Step 4: Simplify right side
226,762.74x = 39,054,326,631.87 - Step 5: Solve for x
x = 39,054,326,631.87/226,762.74 - Step 6: Final answer
x = 172,225.50
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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.