Finding the Fourth Proportional to 130,051.24, 195,076.86 and 36,556.99
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Solution
The fourth proportional to 130,051.24, 195,076.86 and 36,556.99 is: 54,835.49
Step by Step Solution
- Step 1: Write the proportion equation
130,051.24 : 195,076.86 = 36,556.99 : x - Step 2: Convert to fraction form
130,051.24/195,076.86 = 36,556.99/x - Step 3: Cross multiply
130,051.24x = 195,076.86 × 36,556.99 - Step 4: Simplify right side
130,051.24x = 7,131,422,820.25 - Step 5: Solve for x
x = 7,131,422,820.25/130,051.24 - Step 6: Final answer
x = 54,835.49
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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.