Finding the Fourth Proportional to 75,877.08, 104,710.74 and 41,884.95
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Solution
The fourth proportional to 75,877.08, 104,710.74 and 41,884.95 is: 57,801.44
Step by Step Solution
- Step 1: Write the proportion equation
75,877.08 : 104,710.74 = 41,884.95 : x - Step 2: Convert to fraction form
75,877.08/104,710.74 = 41,884.95/x - Step 3: Cross multiply
75,877.08x = 104,710.74 × 41,884.95 - Step 4: Simplify right side
75,877.08x = 4,385,804,109.36 - Step 5: Solve for x
x = 4,385,804,109.36/75,877.08 - Step 6: Final answer
x = 57,801.44
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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.