Finding the Fourth Proportional to 135,199.62, 202,813.34 and 51,030.68
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Solution
The fourth proportional to 135,199.62, 202,813.34 and 51,030.68 is: 76,551.26
Step by Step Solution
- Step 1: Write the proportion equation
135,199.62 : 202,813.34 = 51,030.68 : x - Step 2: Convert to fraction form
135,199.62/202,813.34 = 51,030.68/x - Step 3: Cross multiply
135,199.62x = 202,813.34 × 51,030.68 - Step 4: Simplify right side
135,199.62x = 10,349,701,384.05 - Step 5: Solve for x
x = 10,349,701,384.05/135,199.62 - Step 6: Final answer
x = 76,551.26
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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.