Finding the Fourth Proportional to 200,938.24, 301,197.84 and 67,772.80
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Solution
The fourth proportional to 200,938.24, 301,197.84 and 67,772.80 is: 101,588.53
Step by Step Solution
- Step 1: Write the proportion equation
200,938.24 : 301,197.84 = 67,772.80 : x - Step 2: Convert to fraction form
200,938.24/301,197.84 = 67,772.80/x - Step 3: Cross multiply
200,938.24x = 301,197.84 × 67,772.80 - Step 4: Simplify right side
200,938.24x = 20,413,020,970.75 - Step 5: Solve for x
x = 20,413,020,970.75/200,938.24 - Step 6: Final answer
x = 101,588.53
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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.