Finding the Fourth Proportional to 205,925.02, 284,163.36 and 115,265.74
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Solution
The fourth proportional to 205,925.02, 284,163.36 and 115,265.74 is: 159,059.35
Step by Step Solution
- Step 1: Write the proportion equation
205,925.02 : 284,163.36 = 115,265.74 : x - Step 2: Convert to fraction form
205,925.02/284,163.36 = 115,265.74/x - Step 3: Cross multiply
205,925.02x = 284,163.36 × 115,265.74 - Step 4: Simplify right side
205,925.02x = 32,754,299,971.29 - Step 5: Solve for x
x = 32,754,299,971.29/205,925.02 - Step 6: Final answer
x = 159,059.35
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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.