Finding the Fourth Proportional to 283,533.84, 425,242.20 and 125,661.60
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Solution
The fourth proportional to 283,533.84, 425,242.20 and 125,661.60 is: 188,466.45
Step by Step Solution
- Step 1: Write the proportion equation
283,533.84 : 425,242.20 = 125,661.60 : x - Step 2: Convert to fraction form
283,533.84/425,242.20 = 125,661.60/x - Step 3: Cross multiply
283,533.84x = 425,242.20 × 125,661.60 - Step 4: Simplify right side
283,533.84x = 53,436,615,239.52 - Step 5: Solve for x
x = 53,436,615,239.52/283,533.84 - Step 6: Final answer
x = 188,466.45
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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.