Finding the Fourth Proportional to 88,325.85, 121,890.44 and 48,039.99
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Solution
The fourth proportional to 88,325.85, 121,890.44 and 48,039.99 is: 66,295.60
Step by Step Solution
- Step 1: Write the proportion equation
88,325.85 : 121,890.44 = 48,039.99 : x - Step 2: Convert to fraction form
88,325.85/121,890.44 = 48,039.99/x - Step 3: Cross multiply
88,325.85x = 121,890.44 × 48,039.99 - Step 4: Simplify right side
88,325.85x = 5,855,615,278.50 - Step 5: Solve for x
x = 5,855,615,278.50/88,325.85 - Step 6: Final answer
x = 66,295.60
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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.