Finding the Fourth Proportional to 99,670.44, 149,480.16 and 29,533.36
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Solution
The fourth proportional to 99,670.44, 149,480.16 and 29,533.36 is: 44,292.48
Step by Step Solution
- Step 1: Write the proportion equation
99,670.44 : 149,480.16 = 29,533.36 : x - Step 2: Convert to fraction form
99,670.44/149,480.16 = 29,533.36/x - Step 3: Cross multiply
99,670.44x = 149,480.16 × 29,533.36 - Step 4: Simplify right side
99,670.44x = 4,414,651,378.14 - Step 5: Solve for x
x = 4,414,651,378.14/99,670.44 - Step 6: Final answer
x = 44,292.48
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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.