Finding the Fourth Proportional to 220,201.60, 330,237.60 and 62,443.84
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Solution
The fourth proportional to 220,201.60, 330,237.60 and 62,443.84 is: 93,647.38
Step by Step Solution
- Step 1: Write the proportion equation
220,201.60 : 330,237.60 = 62,443.84 : x - Step 2: Convert to fraction form
220,201.60/330,237.60 = 62,443.84/x - Step 3: Cross multiply
220,201.60x = 330,237.60 × 62,443.84 - Step 4: Simplify right side
220,201.60x = 20,621,303,856.38 - Step 5: Solve for x
x = 20,621,303,856.38/220,201.60 - Step 6: Final answer
x = 93,647.38
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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.