Finding the Fourth Proportional to 201,427.16, 277,963.62 and 110,782.76
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Solution
The fourth proportional to 201,427.16, 277,963.62 and 110,782.76 is: 152,876.99
Step by Step Solution
- Step 1: Write the proportion equation
201,427.16 : 277,963.62 = 110,782.76 : x - Step 2: Convert to fraction form
201,427.16/277,963.62 = 110,782.76/x - Step 3: Cross multiply
201,427.16x = 277,963.62 × 110,782.76 - Step 4: Simplify right side
201,427.16x = 30,793,577,003.19 - Step 5: Solve for x
x = 30,793,577,003.19/201,427.16 - Step 6: Final answer
x = 152,876.99
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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.