Finding the Fourth Proportional to 130,175.36, 195,040.10 and 71,052.52
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Solution
The fourth proportional to 130,175.36, 195,040.10 and 71,052.52 is: 106,457.09
Step by Step Solution
- Step 1: Write the proportion equation
130,175.36 : 195,040.10 = 71,052.52 : x - Step 2: Convert to fraction form
130,175.36/195,040.10 = 71,052.52/x - Step 3: Cross multiply
130,175.36x = 195,040.10 × 71,052.52 - Step 4: Simplify right side
130,175.36x = 13,858,090,606.05 - Step 5: Solve for x
x = 13,858,090,606.05/130,175.36 - Step 6: Final answer
x = 106,457.09
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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.