Finding the Fourth Proportional to 99,952.47, 149,884.95 and 29,817.81
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Solution
The fourth proportional to 99,952.47, 149,884.95 and 29,817.81 is: 44,713.66
Step by Step Solution
- Step 1: Write the proportion equation
99,952.47 : 149,884.95 = 29,817.81 : x - Step 2: Convert to fraction form
99,952.47/149,884.95 = 29,817.81/x - Step 3: Cross multiply
99,952.47x = 149,884.95 × 29,817.81 - Step 4: Simplify right side
99,952.47x = 4,469,240,960.96 - Step 5: Solve for x
x = 4,469,240,960.96/99,952.47 - Step 6: Final answer
x = 44,713.66
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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.