Finding the Fourth Proportional to 235,343.90, 324,776.58 and 127,913.96
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Solution
The fourth proportional to 235,343.90, 324,776.58 and 127,913.96 is: 176,522.35
Step by Step Solution
- Step 1: Write the proportion equation
235,343.90 : 324,776.58 = 127,913.96 : x - Step 2: Convert to fraction form
235,343.90/324,776.58 = 127,913.96/x - Step 3: Cross multiply
235,343.90x = 324,776.58 × 127,913.96 - Step 4: Simplify right side
235,343.90x = 41,543,458,463.06 - Step 5: Solve for x
x = 41,543,458,463.06/235,343.90 - Step 6: Final answer
x = 176,522.35
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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.