Finding the Fourth Proportional to 202,572.88, 279,526.26 and 111,923.26
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Solution
The fourth proportional to 202,572.88, 279,526.26 and 111,923.26 is: 154,440.66
Step by Step Solution
- Step 1: Write the proportion equation
202,572.88 : 279,526.26 = 111,923.26 : x - Step 2: Convert to fraction form
202,572.88/279,526.26 = 111,923.26/x - Step 3: Cross multiply
202,572.88x = 279,526.26 × 111,923.26 - Step 4: Simplify right side
202,572.88x = 31,285,490,274.81 - Step 5: Solve for x
x = 31,285,490,274.81/202,572.88 - Step 6: Final answer
x = 154,440.66
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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.