Finding the Fourth Proportional to 74,575.29, 102,913.91 and 41,041.29
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Solution
The fourth proportional to 74,575.29, 102,913.91 and 41,041.29 is: 56,636.99
Step by Step Solution
- Step 1: Write the proportion equation
74,575.29 : 102,913.91 = 41,041.29 : x - Step 2: Convert to fraction form
74,575.29/102,913.91 = 41,041.29/x - Step 3: Cross multiply
74,575.29x = 102,913.91 × 41,041.29 - Step 4: Simplify right side
74,575.29x = 4,223,719,625.34 - Step 5: Solve for x
x = 4,223,719,625.34/74,575.29 - Step 6: Final answer
x = 56,636.99
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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.