Finding the Fourth Proportional to 106,494.08, 159,741.11 and 99,998.69
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Solution
The fourth proportional to 106,494.08, 159,741.11 and 99,998.69 is: 149,998.03
Step by Step Solution
- Step 1: Write the proportion equation
106,494.08 : 159,741.11 = 99,998.69 : x - Step 2: Convert to fraction form
106,494.08/159,741.11 = 99,998.69/x - Step 3: Cross multiply
106,494.08x = 159,741.11 × 99,998.69 - Step 4: Simplify right side
106,494.08x = 15,973,901,190.44 - Step 5: Solve for x
x = 15,973,901,190.44/106,494.08 - Step 6: Final answer
x = 149,998.03
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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.