Finding the Fourth Proportional to 226,189.63, 312,149.99 and 124,224.50
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Solution
The fourth proportional to 226,189.63, 312,149.99 and 124,224.50 is: 171,434.37
Step by Step Solution
- Step 1: Write the proportion equation
226,189.63 : 312,149.99 = 124,224.50 : x - Step 2: Convert to fraction form
226,189.63/312,149.99 = 124,224.50/x - Step 3: Cross multiply
226,189.63x = 312,149.99 × 124,224.50 - Step 4: Simplify right side
226,189.63x = 38,776,676,432.76 - Step 5: Solve for x
x = 38,776,676,432.76/226,189.63 - Step 6: Final answer
x = 171,434.37
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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.