Finding the Fourth Proportional to 75,107.24, 103,637.76 and 44,886.20
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Solution
The fourth proportional to 75,107.24, 103,637.76 and 44,886.20 is: 61,936.84
Step by Step Solution
- Step 1: Write the proportion equation
75,107.24 : 103,637.76 = 44,886.20 : x - Step 2: Convert to fraction form
75,107.24/103,637.76 = 44,886.20/x - Step 3: Cross multiply
75,107.24x = 103,637.76 × 44,886.20 - Step 4: Simplify right side
75,107.24x = 4,651,905,222.91 - Step 5: Solve for x
x = 4,651,905,222.91/75,107.24 - Step 6: Final answer
x = 61,936.84
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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.