Finding the Fourth Proportional to 226,311.86, 312,315.58 and 124,343.69
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Solution
The fourth proportional to 226,311.86, 312,315.58 and 124,343.69 is: 171,597.15
Step by Step Solution
- Step 1: Write the proportion equation
226,311.86 : 312,315.58 = 124,343.69 : x - Step 2: Convert to fraction form
226,311.86/312,315.58 = 124,343.69/x - Step 3: Cross multiply
226,311.86x = 312,315.58 × 124,343.69 - Step 4: Simplify right side
226,311.86x = 38,834,470,255.54 - Step 5: Solve for x
x = 38,834,470,255.54/226,311.86 - Step 6: Final answer
x = 171,597.15
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1.5x scale
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.