Finding the Fourth Proportional to 93,091.74, 139,620.25 and 29,912.95
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Solution
The fourth proportional to 93,091.74, 139,620.25 and 29,912.95 is: 44,863.85
Step by Step Solution
- Step 1: Write the proportion equation
93,091.74 : 139,620.25 = 29,912.95 : x - Step 2: Convert to fraction form
93,091.74/139,620.25 = 29,912.95/x - Step 3: Cross multiply
93,091.74x = 139,620.25 × 29,912.95 - Step 4: Simplify right side
93,091.74x = 4,176,453,557.24 - Step 5: Solve for x
x = 4,176,453,557.24/93,091.74 - Step 6: Final answer
x = 44,863.85
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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.