Finding the Fourth Proportional to 261,537.41, 360,828.80 and 170,945.68
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Solution
The fourth proportional to 261,537.41, 360,828.80 and 170,945.68 is: 235,844.37
Step by Step Solution
- Step 1: Write the proportion equation
261,537.41 : 360,828.80 = 170,945.68 : x - Step 2: Convert to fraction form
261,537.41/360,828.80 = 170,945.68/x - Step 3: Cross multiply
261,537.41x = 360,828.80 × 170,945.68 - Step 4: Simplify right side
261,537.41x = 61,682,124,113.75 - Step 5: Solve for x
x = 61,682,124,113.75/261,537.41 - Step 6: Final answer
x = 235,844.37
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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.