Finding the Fourth Proportional to 83,194.18, 114,806.28 and 45,468.70
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Solution
The fourth proportional to 83,194.18, 114,806.28 and 45,468.70 is: 62,745.88
Step by Step Solution
- Step 1: Write the proportion equation
83,194.18 : 114,806.28 = 45,468.70 : x - Step 2: Convert to fraction form
83,194.18/114,806.28 = 45,468.70/x - Step 3: Cross multiply
83,194.18x = 114,806.28 × 45,468.70 - Step 4: Simplify right side
83,194.18x = 5,220,092,303.44 - Step 5: Solve for x
x = 5,220,092,303.44/83,194.18 - Step 6: Final answer
x = 62,745.88
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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.