Finding the Fourth Proportional to 75,471.96, 113,228.36 and 25,552.05
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Solution
The fourth proportional to 75,471.96, 113,228.36 and 25,552.05 is: 38,334.99
Step by Step Solution
- Step 1: Write the proportion equation
75,471.96 : 113,228.36 = 25,552.05 : x - Step 2: Convert to fraction form
75,471.96/113,228.36 = 25,552.05/x - Step 3: Cross multiply
75,471.96x = 113,228.36 × 25,552.05 - Step 4: Simplify right side
75,471.96x = 2,893,216,588.38 - Step 5: Solve for x
x = 2,893,216,588.38/75,471.96 - Step 6: Final answer
x = 38,334.99
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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.