Finding the Fourth Proportional to 135,212.50, 202,775.62 and 46,444.60
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Solution
The fourth proportional to 135,212.50, 202,775.62 and 46,444.60 is: 69,652.09
Step by Step Solution
- Step 1: Write the proportion equation
135,212.50 : 202,775.62 = 46,444.60 : x - Step 2: Convert to fraction form
135,212.50/202,775.62 = 46,444.60/x - Step 3: Cross multiply
135,212.50x = 202,775.62 × 46,444.60 - Step 4: Simplify right side
135,212.50x = 9,417,832,560.65 - Step 5: Solve for x
x = 9,417,832,560.65/135,212.50 - Step 6: Final answer
x = 69,652.09
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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.