Finding the Fourth Proportional to 235,180.81, 324,555.56 and 127,756.99
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Solution
The fourth proportional to 235,180.81, 324,555.56 and 127,756.99 is: 176,307.93
Step by Step Solution
- Step 1: Write the proportion equation
235,180.81 : 324,555.56 = 127,756.99 : x - Step 2: Convert to fraction form
235,180.81/324,555.56 = 127,756.99/x - Step 3: Cross multiply
235,180.81x = 324,555.56 × 127,756.99 - Step 4: Simplify right side
235,180.81x = 41,464,241,433.36 - Step 5: Solve for x
x = 41,464,241,433.36/235,180.81 - Step 6: Final answer
x = 176,307.93
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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.