Finding the Fourth Proportional to 224,912.96, 310,374.48 and 122,933.84
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Solution
The fourth proportional to 224,912.96, 310,374.48 and 122,933.84 is: 169,645.75
Step by Step Solution
- Step 1: Write the proportion equation
224,912.96 : 310,374.48 = 122,933.84 : x - Step 2: Convert to fraction form
224,912.96/310,374.48 = 122,933.84/x - Step 3: Cross multiply
224,912.96x = 310,374.48 × 122,933.84 - Step 4: Simplify right side
224,912.96x = 38,155,526,664.40 - Step 5: Solve for x
x = 38,155,526,664.40/224,912.96 - Step 6: Final answer
x = 169,645.75
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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.