Finding the Fourth Proportional to 237,537.74, 327,798.02 and 128,641.19
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Solution
The fourth proportional to 237,537.74, 327,798.02 and 128,641.19 is: 177,522.65
Step by Step Solution
- Step 1: Write the proportion equation
237,537.74 : 327,798.02 = 128,641.19 : x - Step 2: Convert to fraction form
237,537.74/327,798.02 = 128,641.19/x - Step 3: Cross multiply
237,537.74x = 327,798.02 × 128,641.19 - Step 4: Simplify right side
237,537.74x = 42,168,328,513.54 - Step 5: Solve for x
x = 42,168,328,513.54/237,537.74 - Step 6: Final answer
x = 177,522.65
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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.