Finding the Fourth Proportional to 75,071.24, 103,580.86 and 44,866.34
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Solution
The fourth proportional to 75,071.24, 103,580.86 and 44,866.34 is: 61,905.12
Step by Step Solution
- Step 1: Write the proportion equation
75,071.24 : 103,580.86 = 44,866.34 : x - Step 2: Convert to fraction form
75,071.24/103,580.86 = 44,866.34/x - Step 3: Cross multiply
75,071.24x = 103,580.86 × 44,866.34 - Step 4: Simplify right side
75,071.24x = 4,647,294,082.25 - Step 5: Solve for x
x = 4,647,294,082.25/75,071.24 - Step 6: Final answer
x = 61,905.12
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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.