Finding the Fourth Proportional to 133,519.05, 184,250.74 and 73,088.19
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Solution
The fourth proportional to 133,519.05, 184,250.74 and 73,088.19 is: 100,858.67
Step by Step Solution
- Step 1: Write the proportion equation
133,519.05 : 184,250.74 = 73,088.19 : x - Step 2: Convert to fraction form
133,519.05/184,250.74 = 73,088.19/x - Step 3: Cross multiply
133,519.05x = 184,250.74 × 73,088.19 - Step 4: Simplify right side
133,519.05x = 13,466,553,553.39 - Step 5: Solve for x
x = 13,466,553,553.39/133,519.05 - Step 6: Final answer
x = 100,858.67
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.