Finding the Fourth Proportional to 75,888.54, 104,726.34 and 41,897.09
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Solution
The fourth proportional to 75,888.54, 104,726.34 and 41,897.09 is: 57,818.08
Step by Step Solution
- Step 1: Write the proportion equation
75,888.54 : 104,726.34 = 41,897.09 : x - Step 2: Convert to fraction form
75,888.54/104,726.34 = 41,897.09/x - Step 3: Cross multiply
75,888.54x = 104,726.34 × 41,897.09 - Step 4: Simplify right side
75,888.54x = 4,387,729,370.18 - Step 5: Solve for x
x = 4,387,729,370.18/75,888.54 - Step 6: Final answer
x = 57,818.08
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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.