Finding the Fourth Proportional to 201,394.67, 277,918.76 and 110,750.54
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Solution
The fourth proportional to 201,394.67, 277,918.76 and 110,750.54 is: 152,832.51
Step by Step Solution
- Step 1: Write the proportion equation
201,394.67 : 277,918.76 = 110,750.54 : x - Step 2: Convert to fraction form
201,394.67/277,918.76 = 110,750.54/x - Step 3: Cross multiply
201,394.67x = 277,918.76 × 110,750.54 - Step 4: Simplify right side
201,394.67x = 30,779,651,633.41 - Step 5: Solve for x
x = 30,779,651,633.41/201,394.67 - Step 6: Final answer
x = 152,832.51
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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.