Finding the Fourth Proportional to 243,804.19, 365,574.78 and 110,611.77
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Solution
The fourth proportional to 243,804.19, 365,574.78 and 110,611.77 is: 165,857.99
Step by Step Solution
- Step 1: Write the proportion equation
243,804.19 : 365,574.78 = 110,611.77 : x - Step 2: Convert to fraction form
243,804.19/365,574.78 = 110,611.77/x - Step 3: Cross multiply
243,804.19x = 365,574.78 × 110,611.77 - Step 4: Simplify right side
243,804.19x = 40,436,873,483.16 - Step 5: Solve for x
x = 40,436,873,483.16/243,804.19 - Step 6: Final answer
x = 165,857.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.