Finding the Fourth Proportional to 96,220.18, 132,782.97 and 53,202.65
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Solution
The fourth proportional to 96,220.18, 132,782.97 and 53,202.65 is: 73,419.17
Step by Step Solution
- Step 1: Write the proportion equation
96,220.18 : 132,782.97 = 53,202.65 : x - Step 2: Convert to fraction form
96,220.18/132,782.97 = 53,202.65/x - Step 3: Cross multiply
96,220.18x = 132,782.97 × 53,202.65 - Step 4: Simplify right side
96,220.18x = 7,064,405,878.87 - Step 5: Solve for x
x = 7,064,405,878.87/96,220.18 - Step 6: Final answer
x = 73,419.17
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.