Finding the Fourth Proportional to 73,536.08, 101,478.84 and 40,002.08
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Solution
The fourth proportional to 73,536.08, 101,478.84 and 40,002.08 is: 55,202.35
Step by Step Solution
- Step 1: Write the proportion equation
73,536.08 : 101,478.84 = 40,002.08 : x - Step 2: Convert to fraction form
73,536.08/101,478.84 = 40,002.08/x - Step 3: Cross multiply
73,536.08x = 101,478.84 × 40,002.08 - Step 4: Simplify right side
73,536.08x = 4,059,364,675.99 - Step 5: Solve for x
x = 4,059,364,675.99/73,536.08 - Step 6: Final answer
x = 55,202.35
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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.