Finding the Fourth Proportional to 108,793.84, 150,135.94 and 61,044.08
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Solution
The fourth proportional to 108,793.84, 150,135.94 and 61,044.08 is: 84,241.08
Step by Step Solution
- Step 1: Write the proportion equation
108,793.84 : 150,135.94 = 61,044.08 : x - Step 2: Convert to fraction form
108,793.84/150,135.94 = 61,044.08/x - Step 3: Cross multiply
108,793.84x = 150,135.94 × 61,044.08 - Step 4: Simplify right side
108,793.84x = 9,164,910,332.24 - Step 5: Solve for x
x = 9,164,910,332.24/108,793.84 - Step 6: Final answer
x = 84,241.08
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.