Finding the Fourth Proportional to 131,845.05, 197,751.88 and 34,465.23
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Solution
The fourth proportional to 131,845.05, 197,751.88 and 34,465.23 is: 51,693.74
Step by Step Solution
- Step 1: Write the proportion equation
131,845.05 : 197,751.88 = 34,465.23 : x - Step 2: Convert to fraction form
131,845.05/197,751.88 = 34,465.23/x - Step 3: Cross multiply
131,845.05x = 197,751.88 × 34,465.23 - Step 4: Simplify right side
131,845.05x = 6,815,564,027.13 - Step 5: Solve for x
x = 6,815,564,027.13/131,845.05 - Step 6: Final answer
x = 51,693.74
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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.