Finding the Fourth Proportional to 75,696.74, 104,461.56 and 43,884.08
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Solution
The fourth proportional to 75,696.74, 104,461.56 and 43,884.08 is: 60,560.06
Step by Step Solution
- Step 1: Write the proportion equation
75,696.74 : 104,461.56 = 43,884.08 : x - Step 2: Convert to fraction form
75,696.74/104,461.56 = 43,884.08/x - Step 3: Cross multiply
75,696.74x = 104,461.56 × 43,884.08 - Step 4: Simplify right side
75,696.74x = 4,584,199,455.96 - Step 5: Solve for x
x = 4,584,199,455.96/75,696.74 - Step 6: Final answer
x = 60,560.06
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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.