Finding the Fourth Proportional to 205,192.24, 282,942.08 and 133,439.20
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Solution
The fourth proportional to 205,192.24, 282,942.08 and 133,439.20 is: 184,000.94
Step by Step Solution
- Step 1: Write the proportion equation
205,192.24 : 282,942.08 = 133,439.20 : x - Step 2: Convert to fraction form
205,192.24/282,942.08 = 133,439.20/x - Step 3: Cross multiply
205,192.24x = 282,942.08 × 133,439.20 - Step 4: Simplify right side
205,192.24x = 37,755,564,801.54 - Step 5: Solve for x
x = 37,755,564,801.54/205,192.24 - Step 6: Final answer
x = 184,000.94
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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.