Finding the Fourth Proportional to 133,808.93, 184,664.87 and 88,407.29
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Solution
The fourth proportional to 133,808.93, 184,664.87 and 88,407.29 is: 122,007.70
Step by Step Solution
- Step 1: Write the proportion equation
133,808.93 : 184,664.87 = 88,407.29 : x - Step 2: Convert to fraction form
133,808.93/184,664.87 = 88,407.29/x - Step 3: Cross multiply
133,808.93x = 184,664.87 × 88,407.29 - Step 4: Simplify right side
133,808.93x = 16,325,719,349.54 - Step 5: Solve for x
x = 16,325,719,349.54/133,808.93 - Step 6: Final answer
x = 122,007.70
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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.