Finding the Fourth Proportional to 133,730.94, 184,567.63 and 82,760.09
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Solution
The fourth proportional to 133,730.94, 184,567.63 and 82,760.09 is: 114,220.64
Step by Step Solution
- Step 1: Write the proportion equation
133,730.94 : 184,567.63 = 82,760.09 : x - Step 2: Convert to fraction form
133,730.94/184,567.63 = 82,760.09/x - Step 3: Cross multiply
133,730.94x = 184,567.63 × 82,760.09 - Step 4: Simplify right side
133,730.94x = 15,274,833,256.09 - Step 5: Solve for x
x = 15,274,833,256.09/133,730.94 - Step 6: Final answer
x = 114,220.64
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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.