Finding the Fourth Proportional to 130,216.14, 195,270.75 and 41,445.81
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Solution
The fourth proportional to 130,216.14, 195,270.75 and 41,445.81 is: 62,151.70
Step by Step Solution
- Step 1: Write the proportion equation
130,216.14 : 195,270.75 = 41,445.81 : x - Step 2: Convert to fraction form
130,216.14/195,270.75 = 41,445.81/x - Step 3: Cross multiply
130,216.14x = 195,270.75 × 41,445.81 - Step 4: Simplify right side
130,216.14x = 8,093,154,403.06 - Step 5: Solve for x
x = 8,093,154,403.06/130,216.14 - Step 6: Final answer
x = 62,151.70
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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.