Finding the Fourth Proportional to 201,328.36, 301,985.63 and 51,569.95
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Solution
The fourth proportional to 201,328.36, 301,985.63 and 51,569.95 is: 77,353.15
Step by Step Solution
- Step 1: Write the proportion equation
201,328.36 : 301,985.63 = 51,569.95 : x - Step 2: Convert to fraction form
201,328.36/301,985.63 = 51,569.95/x - Step 3: Cross multiply
201,328.36x = 301,985.63 × 51,569.95 - Step 4: Simplify right side
201,328.36x = 15,573,383,441.57 - Step 5: Solve for x
x = 15,573,383,441.57/201,328.36 - Step 6: Final answer
x = 77,353.15
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.