Finding the Fourth Proportional to 283,611.21, 425,266.38 and 83,904.09
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Solution
The fourth proportional to 283,611.21, 425,266.38 and 83,904.09 is: 125,811.63
Step by Step Solution
- Step 1: Write the proportion equation
283,611.21 : 425,266.38 = 83,904.09 : x - Step 2: Convert to fraction form
283,611.21/425,266.38 = 83,904.09/x - Step 3: Cross multiply
283,611.21x = 425,266.38 × 83,904.09 - Step 4: Simplify right side
283,611.21x = 35,681,588,621.49 - Step 5: Solve for x
x = 35,681,588,621.49/283,611.21 - Step 6: Final answer
x = 125,811.63
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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.