Finding the Fourth Proportional to 133,793.68, 184,633.14 and 73,364.85
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Solution
The fourth proportional to 133,793.68, 184,633.14 and 73,364.85 is: 101,242.32
Step by Step Solution
- Step 1: Write the proportion equation
133,793.68 : 184,633.14 = 73,364.85 : x - Step 2: Convert to fraction form
133,793.68/184,633.14 = 73,364.85/x - Step 3: Cross multiply
133,793.68x = 184,633.14 × 73,364.85 - Step 4: Simplify right side
133,793.68x = 13,545,582,621.13 - Step 5: Solve for x
x = 13,545,582,621.13/133,793.68 - Step 6: Final answer
x = 101,242.32
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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.