Finding the Fourth Proportional to 75,125.92, 103,679.04 and 41,594.08
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Solution
The fourth proportional to 75,125.92, 103,679.04 and 41,594.08 is: 57,402.75
Step by Step Solution
- Step 1: Write the proportion equation
75,125.92 : 103,679.04 = 41,594.08 : x - Step 2: Convert to fraction form
75,125.92/103,679.04 = 41,594.08/x - Step 3: Cross multiply
75,125.92x = 103,679.04 × 41,594.08 - Step 4: Simplify right side
75,125.92x = 4,312,434,284.08 - Step 5: Solve for x
x = 4,312,434,284.08/75,125.92 - Step 6: Final answer
x = 57,402.75
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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.