Finding the Fourth Proportional to 164,960.05, 247,564.47 and 120,700.99
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Solution
The fourth proportional to 164,960.05, 247,564.47 and 120,700.99 is: 181,142.50
Step by Step Solution
- Step 1: Write the proportion equation
164,960.05 : 247,564.47 = 120,700.99 : x - Step 2: Convert to fraction form
164,960.05/247,564.47 = 120,700.99/x - Step 3: Cross multiply
164,960.05x = 247,564.47 × 120,700.99 - Step 4: Simplify right side
164,960.05x = 29,881,276,617.83 - Step 5: Solve for x
x = 29,881,276,617.83/164,960.05 - Step 6: Final answer
x = 181,142.50
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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.