Finding the Fourth Proportional to 133,948.18, 184,873.97 and 88,627.06
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Solution
The fourth proportional to 133,948.18, 184,873.97 and 88,627.06 is: 122,322.20
Step by Step Solution
- Step 1: Write the proportion equation
133,948.18 : 184,873.97 = 88,627.06 : x - Step 2: Convert to fraction form
133,948.18/184,873.97 = 88,627.06/x - Step 3: Cross multiply
133,948.18x = 184,873.97 × 88,627.06 - Step 4: Simplify right side
133,948.18x = 16,384,836,431.63 - Step 5: Solve for x
x = 16,384,836,431.63/133,948.18 - Step 6: Final answer
x = 122,322.20
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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.