Finding the Fourth Proportional to 207,463.77, 286,303.68 and 122,580.63
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Solution
The fourth proportional to 207,463.77, 286,303.68 and 122,580.63 is: 169,163.44
Step by Step Solution
- Step 1: Write the proportion equation
207,463.77 : 286,303.68 = 122,580.63 : x - Step 2: Convert to fraction form
207,463.77/286,303.68 = 122,580.63/x - Step 3: Cross multiply
207,463.77x = 286,303.68 × 122,580.63 - Step 4: Simplify right side
207,463.77x = 35,095,285,465.72 - Step 5: Solve for x
x = 35,095,285,465.72/207,463.77 - Step 6: Final answer
x = 169,163.44
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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.