Finding the Fourth Proportional to 130,182.54, 195,021.62 and 73,852.26
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Solution
The fourth proportional to 130,182.54, 195,021.62 and 73,852.26 is: 110,635.32
Step by Step Solution
- Step 1: Write the proportion equation
130,182.54 : 195,021.62 = 73,852.26 : x - Step 2: Convert to fraction form
130,182.54/195,021.62 = 73,852.26/x - Step 3: Cross multiply
130,182.54x = 195,021.62 × 73,852.26 - Step 4: Simplify right side
130,182.54x = 14,402,786,977.63 - Step 5: Solve for x
x = 14,402,786,977.63/130,182.54 - Step 6: Final answer
x = 110,635.32
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1.5x scale
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.