Finding the Fourth Proportional to 73,824.08, 101,877.17 and 40,290.08
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Solution
The fourth proportional to 73,824.08, 101,877.17 and 40,290.08 is: 55,600.27
Step by Step Solution
- Step 1: Write the proportion equation
73,824.08 : 101,877.17 = 40,290.08 : x - Step 2: Convert to fraction form
73,824.08/101,877.17 = 40,290.08/x - Step 3: Cross multiply
73,824.08x = 101,877.17 × 40,290.08 - Step 4: Simplify right side
73,824.08x = 4,104,638,618.64 - Step 5: Solve for x
x = 4,104,638,618.64/73,824.08 - Step 6: Final answer
x = 55,600.27
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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.