Finding the Fourth Proportional to 267,868.09, 369,645.78 and 147,006.98
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Solution
The fourth proportional to 267,868.09, 369,645.78 and 147,006.98 is: 202,862.95
Step by Step Solution
- Step 1: Write the proportion equation
267,868.09 : 369,645.78 = 147,006.98 : x - Step 2: Convert to fraction form
267,868.09/369,645.78 = 147,006.98/x - Step 3: Cross multiply
267,868.09x = 369,645.78 × 147,006.98 - Step 4: Simplify right side
267,868.09x = 54,340,509,787.54 - Step 5: Solve for x
x = 54,340,509,787.54/267,868.09 - Step 6: Final answer
x = 202,862.95
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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.