Finding the Fourth Proportional to 73,950.36, 102,051.36 and 40,416.36
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Solution
The fourth proportional to 73,950.36, 102,051.36 and 40,416.36 is: 55,774.50
Step by Step Solution
- Step 1: Write the proportion equation
73,950.36 : 102,051.36 = 40,416.36 : x - Step 2: Convert to fraction form
73,950.36/102,051.36 = 40,416.36/x - Step 3: Cross multiply
73,950.36x = 102,051.36 × 40,416.36 - Step 4: Simplify right side
73,950.36x = 4,124,544,504.25 - Step 5: Solve for x
x = 4,124,544,504.25/73,950.36 - Step 6: Final answer
x = 55,774.50
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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.