Finding the Fourth Proportional to 150,653.87, 207,901.77 and 82,671.98
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Solution
The fourth proportional to 150,653.87, 207,901.77 and 82,671.98 is: 114,087.02
Step by Step Solution
- Step 1: Write the proportion equation
150,653.87 : 207,901.77 = 82,671.98 : x - Step 2: Convert to fraction form
150,653.87/207,901.77 = 82,671.98/x - Step 3: Cross multiply
150,653.87x = 207,901.77 × 82,671.98 - Step 4: Simplify right side
150,653.87x = 17,187,650,971.40 - Step 5: Solve for x
x = 17,187,650,971.40/150,653.87 - Step 6: Final answer
x = 114,087.02
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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.