Finding the Fourth Proportional to 83,583.84, 125,234.52 and 41,407.68
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Solution
The fourth proportional to 83,583.84, 125,234.52 and 41,407.68 is: 62,041.55
Step by Step Solution
- Step 1: Write the proportion equation
83,583.84 : 125,234.52 = 41,407.68 : x - Step 2: Convert to fraction form
83,583.84/125,234.52 = 41,407.68/x - Step 3: Cross multiply
83,583.84x = 125,234.52 × 41,407.68 - Step 4: Simplify right side
83,583.84x = 5,185,670,929.11 - Step 5: Solve for x
x = 5,185,670,929.11/83,583.84 - Step 6: Final answer
x = 62,041.55
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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.