Finding the Fourth Proportional to 133,881.68, 184,768.66 and 73,464.08
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Solution
The fourth proportional to 133,881.68, 184,768.66 and 73,464.08 is: 101,386.98
Step by Step Solution
- Step 1: Write the proportion equation
133,881.68 : 184,768.66 = 73,464.08 : x - Step 2: Convert to fraction form
133,881.68/184,768.66 = 73,464.08/x - Step 3: Cross multiply
133,881.68x = 184,768.66 × 73,464.08 - Step 4: Simplify right side
133,881.68x = 13,573,859,619.73 - Step 5: Solve for x
x = 13,573,859,619.73/133,881.68 - Step 6: Final answer
x = 101,386.98
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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.