Finding the Fourth Proportional to 237,891.57, 328,260.10 and 135,923.63
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Solution
The fourth proportional to 237,891.57, 328,260.10 and 135,923.63 is: 187,557.31
Step by Step Solution
- Step 1: Write the proportion equation
237,891.57 : 328,260.10 = 135,923.63 : x - Step 2: Convert to fraction form
237,891.57/328,260.10 = 135,923.63/x - Step 3: Cross multiply
237,891.57x = 328,260.10 × 135,923.63 - Step 4: Simplify right side
237,891.57x = 44,618,303,696.54 - Step 5: Solve for x
x = 44,618,303,696.54/237,891.57 - Step 6: Final answer
x = 187,557.31
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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.