Finding the Fourth Proportional to 133,861.25, 184,730.99 and 73,434.98
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Solution
The fourth proportional to 133,861.25, 184,730.99 and 73,434.98 is: 101,341.62
Step by Step Solution
- Step 1: Write the proportion equation
133,861.25 : 184,730.99 = 73,434.98 : x - Step 2: Convert to fraction form
133,861.25/184,730.99 = 73,434.98/x - Step 3: Cross multiply
133,861.25x = 184,730.99 × 73,434.98 - Step 4: Simplify right side
133,861.25x = 13,565,715,265.20 - Step 5: Solve for x
x = 13,565,715,265.20/133,861.25 - Step 6: Final answer
x = 101,341.62
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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.