Finding the Fourth Proportional to 201,221.47, 277,570.00 and 125,638.75
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Solution
The fourth proportional to 201,221.47, 277,570.00 and 125,638.75 is: 173,309.28
Step by Step Solution
- Step 1: Write the proportion equation
201,221.47 : 277,570.00 = 125,638.75 : x - Step 2: Convert to fraction form
201,221.47/277,570.00 = 125,638.75/x - Step 3: Cross multiply
201,221.47x = 277,570.00 × 125,638.75 - Step 4: Simplify right side
201,221.47x = 34,873,547,634.79 - Step 5: Solve for x
x = 34,873,547,634.79/201,221.47 - Step 6: Final answer
x = 173,309.28
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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.