Finding the Fourth Proportional to 135,247.84, 202,819.92 and 46,484.80
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Solution
The fourth proportional to 135,247.84, 202,819.92 and 46,484.80 is: 69,709.38
Step by Step Solution
- Step 1: Write the proportion equation
135,247.84 : 202,819.92 = 46,484.80 : x - Step 2: Convert to fraction form
135,247.84/202,819.92 = 46,484.80/x - Step 3: Cross multiply
135,247.84x = 202,819.92 × 46,484.80 - Step 4: Simplify right side
135,247.84x = 9,428,043,417.22 - Step 5: Solve for x
x = 9,428,043,417.22/135,247.84 - Step 6: Final answer
x = 69,709.38
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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.