Finding the Fourth Proportional to 74,659.41, 103,029.99 and 41,125.41
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Solution
The fourth proportional to 74,659.41, 103,029.99 and 41,125.41 is: 56,753.07
Step by Step Solution
- Step 1: Write the proportion equation
74,659.41 : 103,029.99 = 41,125.41 : x - Step 2: Convert to fraction form
74,659.41/103,029.99 = 41,125.41/x - Step 3: Cross multiply
74,659.41x = 103,029.99 × 41,125.41 - Step 4: Simplify right side
74,659.41x = 4,237,150,581.05 - Step 5: Solve for x
x = 4,237,150,581.05/74,659.41 - Step 6: Final answer
x = 56,753.07
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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.