Finding the Fourth Proportional to 99,575.14, 149,362.71 and 29,448.99
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Solution
The fourth proportional to 99,575.14, 149,362.71 and 29,448.99 is: 44,173.49
Step by Step Solution
- Step 1: Write the proportion equation
99,575.14 : 149,362.71 = 29,448.99 : x - Step 2: Convert to fraction form
99,575.14/149,362.71 = 29,448.99/x - Step 3: Cross multiply
99,575.14x = 149,362.71 × 29,448.99 - Step 4: Simplify right side
99,575.14x = 4,398,580,953.16 - Step 5: Solve for x
x = 4,398,580,953.16/99,575.14 - Step 6: Final answer
x = 44,173.49
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1.5x scale
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.