Finding the Fourth Proportional to 206,340.84, 284,800.95 and 125,812.71
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Solution
The fourth proportional to 206,340.84, 284,800.95 and 125,812.71 is: 173,652.39
Step by Step Solution
- Step 1: Write the proportion equation
206,340.84 : 284,800.95 = 125,812.71 : x - Step 2: Convert to fraction form
206,340.84/284,800.95 = 125,812.71/x - Step 3: Cross multiply
206,340.84x = 284,800.95 × 125,812.71 - Step 4: Simplify right side
206,340.84x = 35,831,579,330.07 - Step 5: Solve for x
x = 35,831,579,330.07/206,340.84 - Step 6: Final answer
x = 173,652.39
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1.5x scale
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.