Finding the Fourth Proportional to 75,734.71, 113,567.14 and 22,407.62
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Solution
The fourth proportional to 75,734.71, 113,567.14 and 22,407.62 is: 33,601.09
Step by Step Solution
- Step 1: Write the proportion equation
75,734.71 : 113,567.14 = 22,407.62 : x - Step 2: Convert to fraction form
75,734.71/113,567.14 = 22,407.62/x - Step 3: Cross multiply
75,734.71x = 113,567.14 × 22,407.62 - Step 4: Simplify right side
75,734.71x = 2,544,768,637.73 - Step 5: Solve for x
x = 2,544,768,637.73/75,734.71 - Step 6: Final answer
x = 33,601.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.