Finding the Fourth Proportional to 89,945.58, 134,894.85 and 26,748.68
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Solution
The fourth proportional to 89,945.58, 134,894.85 and 26,748.68 is: 40,116.02
Step by Step Solution
- Step 1: Write the proportion equation
89,945.58 : 134,894.85 = 26,748.68 : x - Step 2: Convert to fraction form
89,945.58/134,894.85 = 26,748.68/x - Step 3: Cross multiply
89,945.58x = 134,894.85 × 26,748.68 - Step 4: Simplify right side
89,945.58x = 3,608,258,368.08 - Step 5: Solve for x
x = 3,608,258,368.08/89,945.58 - Step 6: Final answer
x = 40,116.02
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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.