Finding the Fourth Proportional to 133,627.05, 184,405.28 and 73,199.84
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Solution
The fourth proportional to 133,627.05, 184,405.28 and 73,199.84 is: 101,015.74
Step by Step Solution
- Step 1: Write the proportion equation
133,627.05 : 184,405.28 = 73,199.84 : x - Step 2: Convert to fraction form
133,627.05/184,405.28 = 73,199.84/x - Step 3: Cross multiply
133,627.05x = 184,405.28 × 73,199.84 - Step 4: Simplify right side
133,627.05x = 13,498,435,703.13 - Step 5: Solve for x
x = 13,498,435,703.13/133,627.05 - Step 6: Final answer
x = 101,015.74
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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.