Finding the Fourth Proportional to 133,455.74, 184,160.97 and 73,014.35
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Solution
The fourth proportional to 133,455.74, 184,160.97 and 73,014.35 is: 100,755.45
Step by Step Solution
- Step 1: Write the proportion equation
133,455.74 : 184,160.97 = 73,014.35 : x - Step 2: Convert to fraction form
133,455.74/184,160.97 = 73,014.35/x - Step 3: Cross multiply
133,455.74x = 184,160.97 × 73,014.35 - Step 4: Simplify right side
133,455.74x = 13,446,392,599.11 - Step 5: Solve for x
x = 13,446,392,599.11/133,455.74 - Step 6: Final answer
x = 100,755.45
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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.