Finding the Fourth Proportional to 135,339.84, 203,023.32 and 46,581.60
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Solution
The fourth proportional to 135,339.84, 203,023.32 and 46,581.60 is: 69,877.07
Step by Step Solution
- Step 1: Write the proportion equation
135,339.84 : 203,023.32 = 46,581.60 : x - Step 2: Convert to fraction form
135,339.84/203,023.32 = 46,581.60/x - Step 3: Cross multiply
135,339.84x = 203,023.32 × 46,581.60 - Step 4: Simplify right side
135,339.84x = 9,457,151,082.91 - Step 5: Solve for x
x = 9,457,151,082.91/135,339.84 - Step 6: Final answer
x = 69,877.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.