Finding the Fourth Proportional to 99,671.17, 149,481.28 and 29,534.08
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Solution
The fourth proportional to 99,671.17, 149,481.28 and 29,534.08 is: 44,293.57
Step by Step Solution
- Step 1: Write the proportion equation
99,671.17 : 149,481.28 = 29,534.08 : x - Step 2: Convert to fraction form
99,671.17/149,481.28 = 29,534.08/x - Step 3: Cross multiply
99,671.17x = 149,481.28 × 29,534.08 - Step 4: Simplify right side
99,671.17x = 4,414,792,082.02 - Step 5: Solve for x
x = 4,414,792,082.02/99,671.17 - Step 6: Final answer
x = 44,293.57
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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.