Finding the Fourth Proportional to 130,090.44, 195,135.68 and 36,596.20
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Solution
The fourth proportional to 130,090.44, 195,135.68 and 36,596.20 is: 54,894.31
Step by Step Solution
- Step 1: Write the proportion equation
130,090.44 : 195,135.68 = 36,596.20 : x - Step 2: Convert to fraction form
130,090.44/195,135.68 = 36,596.20/x - Step 3: Cross multiply
130,090.44x = 195,135.68 × 36,596.20 - Step 4: Simplify right side
130,090.44x = 7,141,224,372.42 - Step 5: Solve for x
x = 7,141,224,372.42/130,090.44 - Step 6: Final answer
x = 54,894.31
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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.