Finding the Fourth Proportional to 133,468.05, 184,185.84 and 73,038.66
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Solution
The fourth proportional to 133,468.05, 184,185.84 and 73,038.66 is: 100,793.31
Step by Step Solution
- Step 1: Write the proportion equation
133,468.05 : 184,185.84 = 73,038.66 : x - Step 2: Convert to fraction form
133,468.05/184,185.84 = 73,038.66/x - Step 3: Cross multiply
133,468.05x = 184,185.84 × 73,038.66 - Step 4: Simplify right side
133,468.05x = 13,452,686,944.57 - Step 5: Solve for x
x = 13,452,686,944.57/133,468.05 - Step 6: Final answer
x = 100,793.31
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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.