Finding the Fourth Proportional to 80,893.20, 121,340.06 and 24,733.08
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Solution
The fourth proportional to 80,893.20, 121,340.06 and 24,733.08 is: 37,099.70
Step by Step Solution
- Step 1: Write the proportion equation
80,893.20 : 121,340.06 = 24,733.08 : x - Step 2: Convert to fraction form
80,893.20/121,340.06 = 24,733.08/x - Step 3: Cross multiply
80,893.20x = 121,340.06 × 24,733.08 - Step 4: Simplify right side
80,893.20x = 3,001,113,411.18 - Step 5: Solve for x
x = 3,001,113,411.18/80,893.20 - Step 6: Final answer
x = 37,099.70
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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.