Finding the Fourth Proportional to 226,235.25, 312,207.19 and 124,263.07
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Solution
The fourth proportional to 226,235.25, 312,207.19 and 124,263.07 is: 171,484.43
Step by Step Solution
- Step 1: Write the proportion equation
226,235.25 : 312,207.19 = 124,263.07 : x - Step 2: Convert to fraction form
226,235.25/312,207.19 = 124,263.07/x - Step 3: Cross multiply
226,235.25x = 312,207.19 × 124,263.07 - Step 4: Simplify right side
226,235.25x = 38,795,822,344.44 - Step 5: Solve for x
x = 38,795,822,344.44/226,235.25 - Step 6: Final answer
x = 171,484.43
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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.