Finding the Fourth Proportional to 235,503.44, 324,898.92 and 133,507.28
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Solution
The fourth proportional to 235,503.44, 324,898.92 and 133,507.28 is: 184,185.72
Step by Step Solution
- Step 1: Write the proportion equation
235,503.44 : 324,898.92 = 133,507.28 : x - Step 2: Convert to fraction form
235,503.44/324,898.92 = 133,507.28/x - Step 3: Cross multiply
235,503.44x = 324,898.92 × 133,507.28 - Step 4: Simplify right side
235,503.44x = 43,376,371,084.14 - Step 5: Solve for x
x = 43,376,371,084.14/235,503.44 - Step 6: Final answer
x = 184,185.72
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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.