Finding the Fourth Proportional to 161,137.16, 241,730.81 and 48,790.63
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Solution
The fourth proportional to 161,137.16, 241,730.81 and 48,790.63 is: 73,193.54
Step by Step Solution
- Step 1: Write the proportion equation
161,137.16 : 241,730.81 = 48,790.63 : x - Step 2: Convert to fraction form
161,137.16/241,730.81 = 48,790.63/x - Step 3: Cross multiply
161,137.16x = 241,730.81 × 48,790.63 - Step 4: Simplify right side
161,137.16x = 11,794,199,025.93 - Step 5: Solve for x
x = 11,794,199,025.93/161,137.16 - Step 6: Final answer
x = 73,193.54
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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.