Finding the Fourth Proportional to 135,984.34, 203,750.70 and 83,283.04
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Solution
The fourth proportional to 135,984.34, 203,750.70 and 83,283.04 is: 124,786.26
Step by Step Solution
- Step 1: Write the proportion equation
135,984.34 : 203,750.70 = 83,283.04 : x - Step 2: Convert to fraction form
135,984.34/203,750.70 = 83,283.04/x - Step 3: Cross multiply
135,984.34x = 203,750.70 × 83,283.04 - Step 4: Simplify right side
135,984.34x = 16,968,977,698.13 - Step 5: Solve for x
x = 16,968,977,698.13/135,984.34 - Step 6: Final answer
x = 124,786.26
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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.