Finding the Fourth Proportional to 226,926.12, 313,157.94 and 126,347.88
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Solution
The fourth proportional to 226,926.12, 313,157.94 and 126,347.88 is: 174,360.02
Step by Step Solution
- Step 1: Write the proportion equation
226,926.12 : 313,157.94 = 126,347.88 : x - Step 2: Convert to fraction form
226,926.12/313,157.94 = 126,347.88/x - Step 3: Cross multiply
226,926.12x = 313,157.94 × 126,347.88 - Step 4: Simplify right side
226,926.12x = 39,566,841,824.17 - Step 5: Solve for x
x = 39,566,841,824.17/226,926.12 - Step 6: Final answer
x = 174,360.02
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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.