Finding the Fourth Proportional to 83,607.44, 125,452.17 and 39,237.80
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Solution
The fourth proportional to 83,607.44, 125,452.17 and 39,237.80 is: 58,875.95
Step by Step Solution
- Step 1: Write the proportion equation
83,607.44 : 125,452.17 = 39,237.80 : x - Step 2: Convert to fraction form
83,607.44/125,452.17 = 39,237.80/x - Step 3: Cross multiply
83,607.44x = 125,452.17 × 39,237.80 - Step 4: Simplify right side
83,607.44x = 4,922,467,469.66 - Step 5: Solve for x
x = 4,922,467,469.66/83,607.44 - Step 6: Final answer
x = 58,875.95
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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.