Finding the Fourth Proportional to 75,754.77, 104,541.84 and 41,762.49
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Solution
The fourth proportional to 75,754.77, 104,541.84 and 41,762.49 is: 57,632.38
Step by Step Solution
- Step 1: Write the proportion equation
75,754.77 : 104,541.84 = 41,762.49 : x - Step 2: Convert to fraction form
75,754.77/104,541.84 = 41,762.49/x - Step 3: Cross multiply
75,754.77x = 104,541.84 × 41,762.49 - Step 4: Simplify right side
75,754.77x = 4,365,927,547.58 - Step 5: Solve for x
x = 4,365,927,547.58/75,754.77 - Step 6: Final answer
x = 57,632.38
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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.