Finding the Fourth Proportional to 283,707.36, 425,565.36 and 84,047.76
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Solution
The fourth proportional to 283,707.36, 425,565.36 and 84,047.76 is: 126,072.92
Step by Step Solution
- Step 1: Write the proportion equation
283,707.36 : 425,565.36 = 84,047.76 : x - Step 2: Convert to fraction form
283,707.36/425,565.36 = 84,047.76/x - Step 3: Cross multiply
283,707.36x = 425,565.36 × 84,047.76 - Step 4: Simplify right side
283,707.36x = 35,767,815,241.59 - Step 5: Solve for x
x = 35,767,815,241.59/283,707.36 - Step 6: Final answer
x = 126,072.92
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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.