Finding the Fourth Proportional to 96,802.26, 145,232.55 and 30,239.70
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Solution
The fourth proportional to 96,802.26, 145,232.55 and 30,239.70 is: 45,368.66
Step by Step Solution
- Step 1: Write the proportion equation
96,802.26 : 145,232.55 = 30,239.70 : x - Step 2: Convert to fraction form
96,802.26/145,232.55 = 30,239.70/x - Step 3: Cross multiply
96,802.26x = 145,232.55 × 30,239.70 - Step 4: Simplify right side
96,802.26x = 4,391,788,742.24 - Step 5: Solve for x
x = 4,391,788,742.24/96,802.26 - Step 6: Final answer
x = 45,368.66
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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.